单词	f-stop
释义	f-stop noun ˈef-ˌstäp  : a camera lens aperture setting indicated by an f-number Word History First Known Use 1946, in the meaning defined above
随便看	go beyond go blank go blind go blue go broke go bust go by go by the board go bye-bye go bye-byes go club-hopping go commando go crawling to go crazy go crook go cup go cups go dark go de go dead go deaf go desert state park go down go down (with) go down a bomb

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