常見例句The compass was first used in sailing.羅盤首先用在航海上。I must finish my homework first.我必須首先做完家庭作業(yè)。At first I didn't know what had happened.起先我不知道發(fā)生了什么事。It is easy at first, but we are in deep water now.起先很容易,但現(xiàn)在我們陷入了困境。The agency was a shoestring operation at first.這家經(jīng)銷店剛開始時是小本經(jīng)營的生意。He led off by saying that he had to do it.他開始時說他不得不做那件事。 返回 first off