I could sit and watch the river all day long.

　　我可以整天坐在這里看那條河。

　　The general had to get his troops across the river.

　　將軍必須讓部隊過河。

　　His guitar makes a noise like a wooden ruler being twanged upon a desk

　　他的吉他發出一聲仿佛木尺彈在課桌上的噪音。

　　He cracked me on the head with a ruler.

　　他用尺子猛擊我的頭部。

　　The system ran like a well-oiled machine.

　　這個系統運行得就像一臺上了油的機器。

　　By that time the new system should be up and running.

　　到那時這個新系統應該會運轉起來了。