back up

US /bæk ʌp/

UK /bæk ʌp/

A1 初級多益
phr. v.片語動詞備份
It is important to always back up the data on your computer
phr. v.片語動詞保證(某人的話屬實)
The teacher can back up his opinion with references to current research papers
phr. v.片語動詞倒退
You missed the lines in the parking space. You'll have to back up and try again
phr. v.片語動詞支持
Her parents always back her up in all her decisions.
phr. v.片語動詞塞車
Traffic starts to back up about 7 p.m

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