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单词
perchloroethylene
释义
per·chlor·o·eth·yl·ene
(p
ə
r-klôr
′
ō
-
ĕ
th
ə
-l
ē
n
′
)
n.
Abbr.
PCE
A colorless, nonflammable chlorocarbon, C
2
Cl
4
, used in dry-cleaning solutions and as an industrial solvent.
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更新时间:2025/5/29 9:12:27