Decachlorobiphenyl

[化] 十氯代聯(lián)苯

??? 情景例句

There's nothing's as troublesome as a naughty clild.
沒有東西比淘氣的孩子更麻煩了。
It wasn't any bother.I was glad to do it.
不麻煩.我樂意做。
Let's ask this policeman. He may know.
咱們問問這位警察。他可能知道。
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?? 更多 D 開頭的單詞

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