重点讲解：
1. relate to 产生共鸣；认同；
He is unable to relate to other people.
他无法理解他人的想法z(^ih7@j|k8--k~B。
2. by the same token 同样地；由于同样的原因；
If you give up exercise, your muscles shrink and fat increases. By the same token, if you expend more energy you will lose fat.
停止锻炼会使肌肉萎缩、脂肪增加Ndj0A^V*A@e。同样，如果花更多的精力锻炼，就会减掉脂肪;!L^N%4TMmQ。
3. at the mercy of 完全由…支配；任由…摆布；
Buildings are left to decay at the mercy of vandals and the weather.
建筑物因人为的肆意破坏及日晒雨淋而日益破败uK~Ori!=v25^&~TnI(z。
4. stand up to 对抗，抗争，抗拒(尤指比自己强的人)；
He hit me, so I hit him back — the first time in my life I'd stood up to him.
他打了我，所以我就还手了——有生以来我第一次反抗他P1ri%u_xRIk201Q。