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1·Rub up against the furniture?

擦着家具走动？

2·I need a rub up on my Latin.

我需要温习我的拉丁文。

3·He asked me to rub up the silver.

请用酒精擦擦我的背。

4·He asked me to rub up the silver.

他让我把银器擦一擦。

5·I'll have to rub up my mathematics.

我得把数学复习一下。

6·Rub up the silver spoons.

把这些匙擦乾净。

7·I must rub up my French.

我得复习我的法语。

8·I am going to rub up the chromium on the car.

我准备把汽车上的镀铬部件擦亮。

9·I hadn't expected to rub up against them again.

我本来就没有料到会再次碰上他们。

10·I am going to France next month; I must rub up my French.

下月我要去法国，我必须复习一下法语。