The back of my shoe is rubbing.

我的鞋后跟磨脚。

《牛津词典》

My mother was putting her groceries into shopping bags when a stranger came up to her and said, "Here are the things that you put back." handing her the rubbing alcohol and the soap.

我母亲正在把她的杂货装进购物袋里，一个陌生人走过来对母亲说：“这是你放回去的东西。”同时递给了母亲医用酒精和肥皂。

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First, I put dirty clothes into the pot, and then they put a lot of detergent and laundry detergent, after wet my hard back and forth on a washboard rubbing.

首先，我把脏衣服都放进了盆子里，然后又放了好多的洗衣粉和洗衣液，打湿后我使劲在洗衣板上来回搓动。

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