1.tuck into 塞入;藏进
You can use Sunday comics instead of tissue paper to tuck into your cloth bag, too.
你也可以在布袋子里塞入星期天连环画来代替纸巾。
2.Achilles' heel 致命缺陷
Peter should have a good chance of winning but his Achilles' heel is his carelessness.
彼得有很好的机会取胜,但他的致命弱点就是太粗心大意。
3.give or take 允许误差
It'll take about three weeks, give or take a day or so.
这要花大约三周时间,出入不过一天左右。