long

时间（TIME）

1. 长时间的；长久的；长期的
Long means a great amount of time or for a great amount of time.

e.g. Repairs to the cable did not take too long...
电缆的维修没有花太长的时间。
e.g. Have you known her parents long?...
你认识她父母很长时间了吗？

2. （事件或时期）持续时间长的，花长时间的
A long event or period of time lasts for a great amount of time or takes a great amount of time.

e.g. We had a long meeting with the attorney general...
我们和检察总长开了一个长会。
e.g. She is planning a long holiday in Egypt and America...
她计划去埃及和美国度长假。

3. （多）长（时间）
You use long to ask or talk about amounts of time.

e.g. How long have you lived around here?...
你住在这一带有多长时间了？
e.g. He has been on a diet for as long as any of his friends can remember...
在朋友的记忆中，他一直都在节食。

4. 篇幅长的
A long speech, book, film, or list contains a lot of information or a lot of items and takes a lot of time to listen to, read, watch, or deal with.

e.g. He was making quite a long speech...
他的讲话颇为冗长。
e.g. This is a long film, three hours and seven minutes.
这部电影较长，有3小时7分钟。

5. 超长的；过长的；拖长的
If you describe a period of time or work as long, you mean it lasts for more hours or days than is usual, or seems to last for more time than it actually does.

e.g. Go to sleep. I've got a long day tomorrow...
睡觉吧。我明天还得忙呢。
e.g. She was a TV reporter and worked long hours...
她是个电视台记者，总是工作到很晚。

6. （记忆力）强的，好的
If someone has a long memory, they are able to remember things that happened far back in the past.

long

7. 始终；整个地
Long is used in expressions such as all year long ,the whole day long, and your whole life long to say and emphasize that something happens for the whole of a particular period of time.

e.g. We played that record all night long...
我们整晚都在放那张唱片。
e.g. Snow is sometimes found all summer long upon the highest peaks.
有时候山峰上整个夏天都有积雪。

距离和大小（DISTANCE AND SIZE）

1. （长度）长的
Something that is long measures a great distance from one end to the other.

e.g. ...a long table...
长桌
e.g. A long line of people formed outside the doctor's office...
医生的诊所外排了长长的一队人。

2. （距离、旅途、路程等）长的
A long distance is a great distance. A long journey or route covers a great distance.

e.g. His destination was Chobham Common, a long way from his Cotswold home...
他的目的地是乔伯姆公地，那里和他在科茨沃尔德的家离得很远。
e.g. The long journey tired him...
长途旅行使他疲惫不堪。

3. （衣服、衣袖或下摆）长的
A long piece of clothing covers the whole of someone's legs or more of their legs than usual. Clothes with long sleeves cover the whole of someone's arms.

e.g. She is wearing a long black dress.
她身穿一袭黑色长裙。
e.g. ...a long-sleeved blouse.
长袖女式衬衫

4. （从一端到另一端）（多）长的
You use long to talk or ask about the distance something measures from one end to the other.

e.g. An eight-week-old embryo is only an inch long...
8星期大的胚胎只有一英寸长。
e.g. How long is the tunnel?...
隧道有多长？

5. 似乎比实际距离长的
If you describe a distance as long, you mean it seems to be greater than it actually is.

e.g. It was five long miles to the nearest pub.
离最近的酒吧有长长的5英里的路程。

短语（PHRASES）

1. 只要
If you say that something is the case as long as or so long as something else is the case, you mean that it is only the case if the second thing is the case.

e.g. The interior minister said he would still support them, as long as they didn't break the rules...
内政部长说，只要他们不违规，他仍然会支持他们。
e.g. The president need not step down so long as the elections are held under international supervision.
只要选举在国际监督下进行，总统就不用下台。

2. 马上就到；很快回来；为时不远
If you say that someone won't be long, you mean that you think they will arrive or be back soon. If you say that it won't be long before something happens, you mean that you think it will happen soon.

e.g. 'What's happened to her?' — 'I'm sure she won't be long.'...
“她怎么回事？”——“我相信她快到了。”
e.g. If every tune from Radiohead is as good as this one is, it can't be long before they are household names.
如果电台司令乐队的每首歌都像这首这么棒的话，那它很快便会家喻户晓了。

3. 行将；不久；很快
If you say that something will happen or happened before long, you mean that it will happen or happened soon.

long的意思

e.g. German interest rates will come down before long...
德国的利率水平很快就会降下来。
e.g. Before long he took over the editing of the magazine.
他不久就接手负责杂志的编辑工作。

4. （表示支持和愿望）万岁/永存
You use long live and long may in expressions such as 'long live the Queen' and 'long may it continue' to express your support for someone or something and your hope that they will live or last a long time.

long在线翻译

e.g. Long live freedom!...
自由万岁！
e.g. It is a free world where we are all entitled to our opinions. Long may it remain so.
这是个自由世界，人人都有权发表自己的意见。我们愿此永恒不变。

5. 不再；已不
Something that is no longer the case used to be the case but is not the case now. You can also say that something is not the case any longer .

e.g. Food shortages are no longer a problem...
食物短缺不再是个问题。
e.g. She could no longer afford to keep him at school...
她已无法再供他读书。

6. 再见；回见
You can say so long as an informal way of saying goodbye.

long

e.g. Well, so long, pal, see you around.
再见了，朋友，咱们回见。

7. as long as your arm -> see arm
by a long chalk -> see chalk
a long face -> see face
at long last -> see last
in the long run -> see run
a long shot -> see shot
in the long term -> see term
long in the tooth -> see tooth
to take the long view -> see view
to go a long way -> see way

动词用法（VERB USES）

1. 渴望；渴求；企盼
If you long for something, you want it very much.

e.g. Steve longed for the good old days...
史蒂夫渴望重度昔日的美好时光。
e.g. I'm longing to meet her...
我渴望见到她。

1.

1. 长的：-f 和-l选项会报告长的(long),或完全的(full)包含其他的细节的列表. UNIX系统提供一个nohup命令来使命令不被挂起. nohup命令是一组特殊unix命令的一个,这组命令被称为 prefix command(前缀命令),这个命令在其他命令之前使用.

2. long：longitudinal; 经度的

3. long：longitude; 经度;经线