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单词
ortho-xylene
释义
WordReference Random House Unabridged Dictionary of American English © 2024
or•tho-xy•lene
(ôr′thō zī
′
lēn),
USA pronunciation
n.
Chemistry
a clear, colorless, poisonous, flammable liquid, C
8
H
10
, the ortho isomer of xylene: used chiefly in the synthesis of phthalic anhydride.
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