单词	corrugation
释义	cor·ru·ga·tion (kôr′ə-gāshən, kŏr′-) n. 1. a. The act or process of corrugating. b. The state of being corrugated. 2. A groove or ridge on a corrugated surface.
随便看	-drome dromedary dromond -dromous drone drone drool droop droopily droopingly droop nose droopy drop drop a brick drop a dime drop back drop behind drop by drop cloth drop curtain drop-dead drop-down menu dropforge drop hammer drop-in

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