get behind

US /ɡet bɪˈhaɪnd/
UK /ɡet bɪˈhaɪnd/
"get behind" picture
1.

落後, 拖延

to fail to make enough progress or to be late with something

:
I've got behind with my work.
我的工作落後了
If you miss a few classes, you'll soon get behind.
如果你缺了幾節課,你很快就會落後
2.

支持, 擁護

to support someone or something

:
The whole team got behind the new coach.
整個團隊都支持新教練。
We need to get behind this initiative to make it a success.
我們需要支持這項倡議,使其取得成功。