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有毒成分
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DEFINITIVE EXAMPLES 权威例句
〔canister〕
The part of a gas mask that contains the filter for removing toxic agents from the air.滤毒罐:防毒面具的一部分,含有过滤装置,能将
有毒成分
从空气中除去
美国传统
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first trimester
first trimester of pregnancy
first try
first violinist
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first world war
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first-aid kit
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first-amendment
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first-born
first-choice
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first-class mail
first-come-first-serve
first-come-first-served
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更新时间:2025/6/1 22:42:34