| 复合形式： |
| get left behind viintransitive verb: Verb not taking a direct object--for example, "She jokes." "He has arrived." | literal (not keep up with others) (本义) | 落后，掉在后面
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| | A fit and experienced hiker should stay at the back of the group, to ensure no one gets left behind. |
| get left behind viintransitive verb: Verb not taking a direct object--for example, "She jokes." "He has arrived." | figurative (not adapt quickly enough) (比喻) | 适应得慢
shì yìng de màn |
| | People who have never used a computer get left behind when it comes to using social media like Facebook. |
| get left behind viintransitive verb: Verb not taking a direct object--for example, "She jokes." "He has arrived." | (be abandoned) | 被淘汰
bèi táo tài |
| | She counted the students on the bus, to be sure someone did not get left behind at the zoo. |