英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字,中文词皆可:

terpene    
n. 松烯

松烯

terpene
n 1: an unsaturated hydrocarbon obtained from plants

Terpene \Ter"pene\, n. [See {Turpentine}.] (Chem.)
Any one of a series of isomeric hydrocarbons of pleasant
aromatic odor, occurring especially in coniferous plants and
represented by oil of turpentine, but including also certain
hydrocarbons found in some essential oils.
[1913 Webster]


Turpentine \Tur"pen*tine\ (t[^u]r"p[e^]n*t[imac]n), n. [F.
t['e]r['e]benthine, OF. also turbentine; cf. Pr. terebentina,
terbentina, It. terebentina, trementina; fr. L. terebinthinus
of the turpentine tree, from terebinthus the turpentine tree.
Gr. tere`binqos, te`rminqos. See {Terebinth}.]
A semifluid or fluid oleoresin, primarily the exudation of
the terebinth, or turpentine, tree ({Pistacia Terebinthus}),
a native of the Mediterranean region. It is also obtained
from many coniferous trees, especially species of pine,
larch, and fir.
[1913 Webster]

Note: There are many varieties of turpentine. Chian
turpentine is produced in small quantities by the
turpentine tree ({Pistacia Terebinthus}). Venice,
Swiss, or larch turpentine, is obtained from {Larix
Europaea}. It is a clear, colorless balsam, having a
tendency to solidify. Canada turpentine, or Canada
balsam, is the purest of all the pine turpentines (see
under {Balsam}). The Carpathian and Hungarian varieties
are derived from {Pinus Cembra} and {Pinus Mugho}.
Carolina turpentine, the most abundant kind, comes from
the long-leaved pine ({Pinus palustris}). Strasburg
turpentine is from the silver fir ({Abies pectinata}).
[1913 Webster]

{Oil of turpentine} (Chem.), a colorless oily hydrocarbon,
{C10H16}, of a pleasant aromatic odor, obtained by the
distillation of crude turpentine. It is used in making
varnishes, in medicine, etc. It is the type of the
terpenes and is related to cymene. Called also
{terebenthene}, {terpene}, etc.

{Turpentine moth} (Zool.), any one of several species of
small tortricid moths whose larvae eat the tender shoots
of pine and fir trees, causing an exudation of pitch or
resin.

{Turpentine tree} (Bot.), the terebinth tree, the original
source of turpentine. See {Turpentine}, above.
[1913 Webster]


请选择你想看的字典辞典:
单词字典翻译
terpene查看 terpene 在百度字典中的解释百度英翻中〔查看〕
terpene查看 terpene 在Google字典中的解释Google英翻中〔查看〕
terpene查看 terpene 在Yahoo字典中的解释Yahoo英翻中〔查看〕





安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Airplane - Wikipedia
    An airplane (American English), or aeroplane (Commonwealth English), also plane, is a fixed-wing aircraft that is propelled forward by thrust from a jet engine, propeller, or rocket engine [1] Airplanes come in a variety of sizes, shapes, and wing configurations The broad spectrum of uses for airplanes includes recreation, transportation of goods and people, military, and research Worldwide
  • Airplane | Definition, Types, Mechanics, Facts | Britannica
    An airplane is any of a class of fixed-wing aircraft that is heavier than air, propelled by a screw propeller or a high-velocity jet, and supported by the dynamic reaction of the air against its wings Learn more about the different types of airplanes as well as their construction
  • Airplanes landing and taking off - YouTube
    Aircraft landing and taking off: http: www aviafilms com plane-spotting phpAirliner videos: http: www aviafilms com airliner-videos phpBoeing 777 videos: h
  • Aeroplane vs. Airplane vs. Aircraft vs. Flight: Understanding the Key . . .
    Learn the key differences between aeroplane, airplane, aircraft, and flight Clear explanations with global examples Aviation terms simplified!
  • How planes work | the science of flight - Explain that Stuff
    How do planes fly? If you've ever watched a jet plane taking off or coming in to land, the first thing you'll have noticed is the noise of the engines Jet engines, which are long metal tubes burning a continuous rush of fuel and air, are far noisier (and far more powerful) than traditional propeller engines You might think engines are the key to making a plane fly, but you'd be wrong Things
  • Airplane Pro: Flight Simulator - Apps on Google Play
    Take flight in the most electrifying airborne journey with Airplane Pro: Flight Simulator! Jump into the pilot's seat, command a fleet of aircraft, and experience the highs of flying in one of the most immersive flying simulators out now Ready to elevate your adventure? Join us in the skies now! Take flight in real airplanes through an ever-expansive open-world flight simulator Explore the
  • 10,000+ Free Airplane Plane Images - Pixabay
    13,841 Free images of Airplane Select a airplane image to download for free High resolution picture downloads for your next project
  • Airplane! (1980) - IMDb
    Airplane!: Directed by Jim Abrahams, David Zucker, Jerry Zucker With Robert Hays, Julie Hagerty, Leslie Nielsen, Kareem Abdul-Jabbar After the crew becomes sick with food poisoning, a neurotic ex-fighter pilot must safely land a commercial airplane full of passengers
  • [2020 FESTA] BTS (방탄소년단) Airplane pt. 2 (Summer . . . - YouTube
    Connect with BTS: https: ibighit com bts http: twitter com BTS_bighithttp: twitter com BTS_twt http: www facebook com bangtan official https: www youtub
  • Airplanes - NASA
    The hinged control surfaces are used to steer and control the airplane The flaps and ailerons are connected to the backside of the wings The flaps slide back and down to increase the surface of the wing area They also tilt down to increase the curve of the wing The slats move out from the front of the wings to make the wing space larger This helps to increase the lifting force of the wing





中文字典-英文字典  2005-2009