英语up有哪几种不同的用法？

副词adv. 起来；上涨；向上

例：Finally, after an hour, I went up to Jeremy's room.

一个小时后，我终于上楼去了杰里米的房间。

Intense balls of flame rose up into the sky.

炙热的火球冲上天空。

介词prep. 在…之上；向…的较高处

He was up a ladder sawing off the tops of his apple trees.

他在梯子上锯苹果树的树冠。

adj. 涨的；起床的；向上的

These days they were up at the crack of dawn.

这些天他们在破晓时就起床。

n. 上升；繁荣

词组：wake up 醒来 bring up 抚养 get up 涂画 make up 赔偿 built-up 布满建筑物的 give up 放弃 go up 增长 come up开始 set up建立 sit up熬夜 turn up 找到 do up 整理 dry up 干涸 cry up 称赏 hitch up向上拉 push up 提高 pull up 停下 put up 建招 hurry up 快点 ice up 被冰覆盖 pick up 捡起be up发生；出事be well up in对…知道得很多；很熟悉(= be well up on)not up

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