acetylene
[ə'sɛtəlin]
n. 乙炔, 石气

[] 乙炔; 亚乙

[医] 乙炔

1. Separate full acetylene cylinders from empty cylinders.
   隔满瓶瓶。
2. An acetylene cylinder valve should not be opened more than approximately11/2 turns.
   乙炔钢瓶阀门启超11/圈。
3. In the darkness, the machine gun spat a vindictive white light like an acetylene torch.
   枪黑吐道厉白，活象喷火乙炔吹。

acetylene
[ noun ]
a colorless flammable gas used chiefly in welding and in organic synthesis
<noun.substance>




Acetylene \A*cet"y*lene\, n. (Chem.)
A gaseous compound of carbon and hydrogen, in the proportion
of two atoms of the former to two of the latter. It is a
colorless gas, with a peculiar, unpleasant odor, and is
produced for use as an illuminating gas in a number of ways,
but chiefly by the action of water on calcium carbide. Its
light is very brilliant. --Watts.