dust off 托福

She dusted off faster than a wind.

她飞快地跑开了。

He whisked the dust off his desk with a cloth.

他用一块布把桌子灰尘掸掉。

The family decided to shake the dust off their feet and emigrate to Australia.

这一家人愤然离开, 移居澳洲。

Four years after he graduated from school, Tom decided to dust off his algebra book.

汤姆从学校业四年后, 决意重温代数。