Your English grammar needs to be rubbed up.

你的英语语法需要复习一下。

Give the desk a good rub.

课桌好好擦一擦。

A shame does not rub off.

耻辱无法抹灭。

Rub out chalk marks with an eraser.

用黑板擦擦掉粉笔字迹。

The journal rubs against the bearing surface.

轴颈在轴承面上摩擦。

He rubbed the woodwork down with sandpaper.

他用砂纸构的部分打磨光滑。

She slowly straightened up and rubbed her back.

她慢慢站起来揉了揉背。

Trainers rub down an athlete after hard exercise.

在运动员剧烈的训练之后, 教练们为他按摩。

Then genty rub and rinse off with clean water.

然后轻轻揉搓，用清冲洗。

Do bit of fixature, rub silk or anything else?

弄点发胶，摩丝或别的东西？”

She rubbed the window with a piece of cloth.

她用一块布擦窗子。

He rubbed his limbs vigorously to get the blood circulating.

他用力摩擦四肢让血液循环开来。

It rubs to be presided over by such a man.

受这样的管辖真是火。

After insole backpart trimming, can embellishment round edge by Rubbing Machine.

中底踵自动修削后，可经由砂轮机再加以修饰其圆边。

You can magnetize a needle by rubbing it with a magnet.

用磁铁磨擦针可之磁化。

A section of the city was rubbed out in the earthquake.

这座城市的一部分在地震中遭到毁灭。

A couple of mobsters were rubbed out in a fracas with the law.

几个暴徒在与警方喧闹的斗争中丧命。

Rub it on, then immediately wipe it off with a washcloth or tissue.

抹上之后，立刻用毛巾或湿巾擦试干净。

Captain Black yawned deliciously, rubbed the last lethargy from his eyes and laughed gloatingly.

布莱克上尉很惬意地打了呵欠，驱走了最后一丝睡意，幸灾乐祸地笑了起来。

This insect makes its strange noise by rubbing its back legs together.

这只昆虫摩擦它的两条后腿发出一种奇怪的声音。