[yào]
[形]
（重要） important; essential
extremely important
紧要
an important matter [affair]
要事
[名]
（重要的内容） essential points; headline
outline; sketch; essentials
纲要
summary; abstract
摘要
capsule summary of a book
内容提要
note down the essential points
择要记录
[动]
（希望得到； 希望保持） want; ask for; wish; desire
All nations want peace.
各国人民都要和平。
Anyone without a ticket can ask her for one.
谁没有票， 问她要。
I wish for a room.
我想要一个房间。
Artillery command post, please.
要炮兵指挥所。
She desired me to wait.
她要我等着。
（请求； 要求）ask [want] sb. to do sth.
The old man asked me to write a letter for him.
那位老人要我替他写封信。
He wants you back to work.
他要你回去工作。
She asked me to go with you.
她要我陪你去。
（想要） want to; wish to
He wishes to talk to the mayor.
他要同市长谈一谈。
I'd like to say a few more words.
我还有几句话要说。
（表示做某事的意志） want; have a desire for
He wants to learn Esperanto.
他要学世界语。
（须要； 应该） must; should; it is necessary [imperative, essential] that...
You must be careful as to what you say or do.
你说话做事都要当心。
We should learn from advanced workers.
我们要向先进工作者学习。
We must have faith in the masses.
要相信群众。
（将要） shall; will; be going to
It is going to be dark soon.
天快要黑了。
It is going to rain.
要下雨了。
（需要） need; take
It takes two hours to get there.
到那里要两个小时。
You don't need so many people for this job.
这活儿要不了这么多人。
It will take ten days to get the work done.
这项任务要10天才能完成。
（表示估计， 用于比较） might; must
It's colder today than yesterday.
今天要比昨天冷。
You must have had a much tougher time than we did.
你们要比我们辛苦得多。
[连]
（如果） if; suppose; in case
If it rains tomorrow, we won't go.
明天要下雨， 我们就不去了。
If he won't go, nor shall I.
他要不去， 我也不去。
If it hadn't been for him, we would have gone astray.
要不是他指引， 我们就迷路了。
In case I forget, please remind me about it.
我要忘了就请提醒我一下。
Suppose your father saw you, what would he say?
你父亲要看见你， 他会怎么说?