knock knock
名词 n.
动词 v.
感叹词 intj.
英文释义
名词 n.
-
Alternative form of knock-knock.
— There's a knock knock at the door.
动词 v.
- To knock; to make a knocking sound.
感叹词 intj.
- Alternative form of knock-knock.
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数据来源: Wiktionary