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单词
permethrin
释义
per·meth·rin
\(ˌ)pərˈmethrə̇n\
noun
(
-s
)
Etymology:
per- + meth
yl + pyreth
rin
:
a synthetic pyrethroid C
21
H
20
Cl
2
O
3
used especially as an insecticide
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superoxide
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更新时间:2026/5/2 20:55:24