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ketene
释义
WordReference Random House Unabridged Dictionary of American English © 2024
ke•tene
(kē
′
tēn),
USA pronunciation
n.
[
Chem.
]
Chemistry
a colorless, poisonous gas, C
2
H
2
O, irritating to the lungs, prepared from acetone or acetic acid by pyrolysis: used chiefly in the manufacture of certain commercial chemicals, as acetic anhydride and aspirin.
ket
- + -
ene
1905–10
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v-shaped
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vso language
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vss.
vss
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v.t.c.
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vt fuze
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