重点讲解：
1. in addition to 另外；加之；除…之外；
There's a postage and packing fee in addition to the repair charge.
除修理费之外还有邮寄和包装费gQ9^;fC1dgC]w7wIp。
2. at least （数量）至少，不少于；
It is imperative to continue the treatment for at least two months.
必须继续治疗至少两个月Ta^.On*a7mkz,A77l5mY。
3. wipe out 摧毁；毁灭；使灭绝；
The spill could wipe out the Gulf's turtle population.
这次原油泄漏可能会使波斯湾的海龟灭绝z-HrrOX)+Q。
4. sth. happen to sb. （尤指不愉快的事）发生（在…身上）；(某人)遭到；遇到；
The same thing happened to me last week.
上星期我也遇到了同样的事4BJSYw@^S3kRDrXY。