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单词
potassium permanganate
释义
potassium permanganate
n.
A dark purple crystalline compound, KMnO
4
, used as an oxidizing agent and disinfectant and in deodorizers and dyes.
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on (someone's) back
on someone's back
on (someone's) case
on someone's case
on speaking terms
on spec
onstage
on standby
on steroids
onstream
on-stream
on stream
on strike
-ont
ont-
Ont.
ont-
on tap
on target
Ontario
Ontario
on tenterhooks
on the alert
on the back burner
on the ball
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更新时间：2025/11/1 23:19:45