by加動詞ing的例句

　　You want to warm up by walking for 10 minutes.

　　你應(yīng)該通過步行10分鐘來熱身。

　　You can't get there other than by swimming.

　　你只能靠游泳游到那邊去。

　　You can't get there other than by swimming.

　　除了游過去之外，你沒有別的方法到達(dá)那兒。

　　They crossed the river by using small boats.

　　他們用小船渡江。