例句
1.I don't know the name of that place.
我不知道那個(gè)地方的名字。
2.Frank was a friend of mine.I'd known him for nine years.
弗蘭克是我的一位朋友。我和他認(rèn)識(shí)9年了。
3.We have heard about this, but the details are not very clear.
我們聽(tīng)說(shuō)過(guò)這件事，但對(duì)詳情不是很清楚。