1. 空的

An empty place, vehicle, or container is one that has no people or things in it.

e.g.The room was bare and empty.

房间空荡荡的。

e.g....empty cans of lager...

空的窖藏啤酒罐

2. (威胁、关系等)空洞的，无意义的，无效的

An empty gesture, threat, or relationship has no real value or meaning.

e.g.His father threatened to throw him out, but he knew it was an empty threat.

他父亲威胁要把他赶出去，但他知道那只不过是吓吓他罢了。

e.g....to ensure the event is not perceived as an empty gesture.

确保这一活动不被看作只是一种空洞的姿态

3. (生活或某段时间)空虚的，枯燥无味的

If you describe a person's life or a period of time as empty, you mean that nothing interesting or valuable happens in it.

e.g.My life was very hectic but empty before I met him.

在遇到他之前，我的生活非常繁忙却很空虚。

4. (感觉)空虚的，无力的

If you feel empty, you feel unhappy and have no energy, usually because you are very tired or have just experienced something upsetting.

e.g.I felt empty and hollow; defeated...

我感觉空虚无聊，充满挫败感。

e.g.I feel so empty, my life just doesn't seem worth living any more.

我觉得非常空虚，生活似乎根本不值得继续下去。

5. 清空;把…倒空

If you empty a container, or empty something out of it, you remove its contents, especially by tipping it up.

e.g.I emptied the ashtray...

我把烟灰缸倒空了。

e.g.Empty the noodles and liquid into a serving bowl...

把汤面倒进上菜用的碗中。

6. (使)(房间、场地等)变空;清空

If someone empties a room or place, or if it empties, everyone that is in it goes away.

e.g.The stadium emptied at the end of the first day of athletics.

首日比赛结束后，体育场空无一人。

e.g....a woman who could empty a pub full of drunks just by lifting one fist.

只要举起一只拳头就能把一酒吧的醉鬼全部赶跑的女人

7. (河流或运河)流入，注入

A river or canal that empties into a lake, river, or sea flows into it.

e.g.The Washougal empties into the Columbia River near Portland.

沃舒格尔河在波特兰附近注入哥伦比亚河。

8. 空瓶；空容器

Empties are bottles or containers which no longer have anything in them.