1. 丢弃;留下;忘记携带：leave alone 不管,不理会;不打扰 | leave behind 丢弃;留下;忘记携带 | leave off (使)停止;停下来
2. 落后：learn by hear用心学t | leave behind落后 | leave out排除
3. 忘带;留下：12.common sense 常识;情理 | 13.leave behind 忘带;留下 | 14.lose one's way 迷路
1. 永久离开；抛下
If you leave someone or something behind, you go away permanently from them.
e.g. Many of the women had left their husbands behind and they told of their fears that they may never see them again...
这些女人中很多抛下了自己的丈夫，她们说害怕可能永远都见不到他们了。
e.g. We hear of women who run away, leaving behind their homes and families.
我们听说有女人离家出走，扔下了家人不管。
2. 留下；余留
If you leave behind an object or a situation, it remains after you have left a place.
e.g. I don't want to leave anything behind...
我不想留下任何东西。
e.g. A misty rain in the morning had left behind a coolness that would stay for hours.
早上，蒙蒙细雨带来一股清凉之意，数小时不散。
3. 把…抛在后面；超过
If a person, country, or organization is left behind, they remain at a lower level than others because they are not as quick at understanding things or developing.
e.g. We're going to be left behind by the rest of the world...
我们将被全世界甩在后面。
e.g. I got left behind at school with the maths...
在校时我的数学跟不上。
1. China's ZED project to debut at the Shanghai Expo will leave no carbon footprint behind to show the world its commitment to battling climate change.
2. Appa said most climbers carry down garbage such as food packages, empty oxygen tanks and rope but leave behind human waste.
3. Eight friends leave their everyday lives behind for three crazy days to take up where they left off 20 years ago.
4. 911查询·英语单词
4. He urged the security agencies not to leave any stone unturned in unraveling those behind the dastardly acts.
5. Her sensuous vocal techniques and dazzling stage presence are widely said to leave her numerous rivals far behind.
6. It can be closed either quickly or slowly, and may even leave behind a " tail ".
7. Australia will also leave behind two maritime surveillance aircraft and a warship to help patrol oil platforms in the Gulf.
8. If you want to find out more about what China is really like, then maybe you should hop on a train and leave those comfy hutong neighborhoods behind.
9. The call will be better answered if the two neighbors leave behind their past friction and look to the future.
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10. People who leave a spouse for a lover not only leave the spouse behind but also give up their relationships with parents and children.
verb
1. leave unchanged or undisturbed or refrain from taking
e.g. leave it as is
leave the young fawn alone
leave the flowers that you see in the park behind
Synonym: leave leave alone
2. be survived by after one's death
e.g. He left six children
At her death, she left behind her husband and 11 cats
Synonym: leave
3. depart and not take along
e.g. He left behind all his possessions when he moved to Europe