although连接词 conj.
1.尽管, 虽然, 即使
Although my car is very old, it still runs very well.
我的汽车虽然很旧, 但仍然跑得很快。
Although they are poor they are happy.
虽然他们很穷, 但很快乐。
2.但是, 然而
The high tax policy is certainly unpopular, although it's unlikely to meet the soaring armament expenditures.
高赋税政策肯定是不受欢迎的，但也未必能满足飞涨的军备开支。
though 连接词 conj.
1.虽然; 尽管; 即使
Though he's fool, I like him nonetheless.
虽然他很笨, 我仍然喜欢他。
It's quite pleasant today, though the wind is rather cool.
尽管风有点凉, 今天天气还是很不错的。
2.（用于主句后，引出补充说明，使语气变弱）不过，可是，然而
They're very different, though they did seem to get on well when they met.
他们大不相同, 可是见面后好像还确实相处得不错.
He'll probably say no, though it's worth asking.
他很可能会拒绝, 不过问一下有益无害.
3.可是，不过
4.即使，纵然
Though he may fail,he will try.
纵然他可能失败，他还是要试试。
副词 adv.
1.（尤用于句末补充说明，使语气减弱）不过，可是，然而
Our team lost. It was a good game though.
我们队输了,可是也不失为一场很好的比赛.
but连接词 conj.
1.但是, 然而
The watch was cheap, but it goes quite well.
这块表虽然便宜, 但走得很好。
He is extremely strong—not but that he will catch cold at times.
虽然他特别健壮, 可是有时也会感冒。
2.而是
The purpose of the scheme is not to help the employers but to provide work for young people.
这个计划的目的不是为了帮助雇主, 而是为青年人提供工作机会。
Not that the machine is out of order, but that I have not learned to operate it.
不是机器出了故障, 而是我还没学会操作。
3.除了, 除去
They never meet but they discuss this problem.
他们每次见面都讨论这个问题。
4.相当于that(用于否定结构后)
There is no doubt but that he will win the election.
毫无疑问, 他将在竞选中获胜。
5.(用于加强语气)
It'll be the event of the year—everyone, but everyone, is coming.
这将是一年中的大事——每个人, 对, 就是每一个人, 都会来。
6.(用于表示惊奇或其他强烈感受)
But that's outrageous!
啊, 这太可恶了!
7.只因为, 可是只有
No one is so old but he may learn.[No one is so old that he may not learn.
]活到老, 学到老。
8.假如没有…, 要不是
I would fail my exams but that the classmates help me with my lesson.
要不是同学们帮助我学习功课, 我考试就会不及格。
介词 prep.
1.[常用于 nobody,no one,all, who 等词后面]除…以外,除…外,除了
We go to school every day but Sunday.
我们除了星期日每天都上学。
He has looked for it everywhere but in his own room.
除了他自己的房间外, 他到处都找遍了。
The problem is anything but easy.
这个问题绝不容易。
He does everything in the house but putting the children to bed.
除了安排孩子上床睡觉之外, 他在家里什么事都做。
Nobody but you could be so selfish.
除了你之外, 谁也不会这样自私。
She can do anything but sing.
她除了唱歌之外, 什么都会做。
We cannot but laugh.
我们不禁大笑起来。
It could do everything but stop.
除了停下来, 它什么事情都能做。
He wanted nothing but to stay here.
除了留在这里之外, 他别无所求。
But for the rain we should have had a pleasant journey.
要不是下雨, 我们会有一次愉快的旅行。
副词 adv.
1.只, 仅仅
He's but a boy.
他只不过是个孩子。
2.不过，只不过
3.只是，刚才，方才
4.另一方面；还，尚，仍然[用来引导一个句子]
名词 n.
1. 借口；推辞
2.但是，反对，限制(用于表示反对，= buts)
代词 pron.
1.[关系代词,意义相当于 who…not; which…not]
及物动词 vt.
1.对…说“但是”
so 副词 adv.
1.（表示程度）这么，这样，那么，那样，如此
Don't be so childish.
别那么幼稚。
2.这样, 那样
First, you turn the engine on so.
首先, 你这样开动引擎。
3.同样; 也
“He can play football.”“So can I.”
“他会踢足球。”“我也会。”
4.当然; 是的
“He will go to Hong Kong.”“So he will.”
“他将要去香港。”“是的, 他将要去。”
5.很, 极
I am so glad that you have come.
对你的到来我感到很高兴。
6.（指刚说过的事物）这样，如此
7.（表示大小或数量）这么，那么
8.（尤指感到惊讶时表示同意）的确如此
9.（儿童常用以反驳对方）偏偏，就 (口语)
10.（演示或描述事由）这样
连接词 conj.
1.（表示因果关系）因此，所以
The dog was hungry, so we fed it.
狗饿了, 所以我们喂它。
I gave you a map so you wouldn't get lost.
我给你一张地图, 这样你就不会迷路了。
2.（表示目的）为了，以便
3.（引出下文）
4.（认为某事无关紧要，尤用于反驳他人的指责时） （口语）
5.（引出结束语）（口语）
6.（引出评论或问题） （口语）
7.（在问句中代指刚谈论的事）（口语）
8.（指出两种情况等相类似）
温馨提示：答案为网友推荐，仅供参考