long

[lɔŋ] 1. adj

1) (in distance) [+ rope, hair, table, tunnel etc] 长的 [cháng de]

2) (in time) [+ meeting, discussion, film, time] 长的 [cháng de]

It was a long meeting. — 这个会议很长。

3) (in words) [+ book, poem] 长的 [cháng de]

2. adv

(time) 长久 [chángjiǔ]

Have you been here long? — 你在这里时间长吗？

3. vi

* to long for sth/to do sth — 渴望某物/做某事 [kěwàng mǒuwù/zuò mǒushì]

* how long is the tunnel? — 这个隧道有多长？

* how long is the lesson? — 这节课多长时间？

* 6 metres long — 6米长

* the film is three hours long — 这部电影长达3个小时

* all day/night long — 整天/夜

* so or as long as — (provided) 只要; (while) 在...同时

You can't turn the heat off as long as the system is on. — 在系统开着的同时，不能中断供暖。

* he no longer comes or he doesn't come any longer — 他不再来了

* long ago — 很久以前

* long before/after — 很久以前/以后

* before long — (future) 不久

They're bound to catch him before long. — 不久，他们一定会抓到他。; (past) 很快

Before long we were all safely back home. — 很快，我们就都安全到家了。

* for long — 很久

* it won't take long — 这不需花很多时间

* it won't be long before/until... — 很快就...

* I won't be long — 我很快就来

* at long last — 终于

* a long way — 很远

* so long! — (inf) 再见！

* the long and the short of it is that... — 总而言之...