例句：
We were on a hill, right on the edge of town.
我們?cè)谝蛔∩缴希梦挥诔擎?zhèn)邊緣。
What's on TV?
電視上有什么節(jié)目？
Two men riding on motorcycles opened fire on him.
兩個(gè)騎在摩托車(chē)上的人向他開(kāi)了槍。
His eyes lingered on the diamond ring on her finger.
他的目光滯留在她手指上的鉆戒上。
I'm forever on a diet, since I put on weight easily.
我一直在節(jié)食，因?yàn)槲业捏w重很容易增加。