英语词组back up something是什么意思，短语翻译、用法及例句-英语词组固定搭配大全

词组	back up something
释义	Idiom back up somethingback up (something) 1. to make an electronic copy of information in a computer so that it can be stored separately. We back up our files on a disk every day. 2. to state the truth of something. The last speaker backed up what most of the other people said.
随便看	hot on someone's trail hot on something hot on (something) hot on something's tracks hot on something's trail hot on the heels of hot on the heels of someone hot on the heels of (someone or something) hot on the heels of something hot on their heels hot on their tracks hot on their trail hot on the track hot on the track of hot on the track of (someone or something) hot on the trail hot on the trail of hot on the trail of (someone or something) hot on tracks hot on trail hot on your heels hot on your tracks hot on your trail hot pants hot paper

英语词组固定搭配大全包含354030条英汉双解词组，基本涵盖了全部常用英文词组、短语的翻译及用法，是英语学习的有利工具。