backed up

• adj. 毒品麻醉的

backed up的英文翻译是什么意思，词典释义与在线翻译：

英英释义

动词 back up:

1. give moral or psychological support, aid, or courage to

2. move backwards from a certain position

3. establish as valid or genuine

4. make a copy of (a computer file) especially for storage in another place as a security copy

5. become or cause to become obstructed