英语词汇perforation的意思、用法及释义-英汉双解词典

单词	perforation
释义	perforation n 1 [U] perforating or being perforated （在某物上）穿孔; （在纸等上）打齿孔. 2 [C] series of small holes made in paper, etc （纸等上的）齿孔 tear the sheet along the perforations 顺齿孔撕下该页.
随便看	borne boron borough borrow borrower borrowing Borstal bortsch borzoi bosh bo´sn bosom bosom friend bosomy boss boss-eyed bossily bossiness boss-shot bossy bo´sun botanical botanist botanize botany

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