come up vi. 上升，升起；靠近，走近；提升；提及，被讨论；发芽，长出；上庭受审
up 表示向上很多意思都是围绕这个展开：水位价格太阳上升，到抽象的come up to expectations达到预期,问题上来就是提出，种子发芽往上长出地面，事情上来就是发生，人出来就是露面到达，我们中文也是说上法庭受审而不是说下法庭。所以记词组不用死记硬背，记住核心的，其他围绕这个展开。
The water came up to my neck .上升，升起
水升到我的颈部。
The snowdrops are just beginning to come up. 发芽
雪花莲刚刚开始长出地面。
You've come up in the world, haven't you?
你的地位已经上升了,是吗?
I came up to him and asked him a few questions .走近，靠近
我走到他跟前，问了他几个问题。
His film performance did not come up to expectations .
他在影片中的演出有负众望。
(sth. come up 被提到，无被动）
The subject came up in conversation.
这个问题是在谈话中提到的。
The question is bound to come up at the meeting.
会上必然要讨论这个问题.
sb. come up with sth. 某人提出······
She came up with a new idea for increasing sales.
她想出了增加销售量的新主意
I'll let you know if anything comes up. 发生
如果有什么事我会告诉你的。
They were having a meeting when he came up.
当他出现的时候,他们正在开会。
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