刷漆,梳妝
He brushed up on fractions before taking the arithmetic test. 在參加算術考試前他又重溫了分數(shù)。
She thought of brushing up her shorthand. 她想到要復習一下過去學過的速記術。
My German has got rusty, I must brush it up. 我的德文已生疏,我要復習一下。