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單詞乎

cover in

cover in是什么意思、cover in怎么讀

cover in漢語翻譯

封蓋

cover in例句

  1. A lid or flap covering an aperture, such as the gill cover in some fishes or the horny shell cover in snails or other mollusks.
    鰓蓋覆蓋在一孔或縫隙上的蓋，如一些魚類的鰓或覆蓋在蛇或其它軟體動(dòng)物身上的角質(zhì)殼
  2. The engine was covered in grease.
    發(fā)動(dòng)機(jī)上有層油脂。
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