1 read someone like a book” = understand someone very well
" read someone like a book " =非常了解某人
“My teacher can read students like a book. He knows which students study, and which students don’t.“
“我的老师能像读一本书一样了解学生。 他知道哪些学生学习，哪些学生不学习。 ”
My mom always knows when I'm lying. She can read me like a book.
我妈总是知道我在撒谎。 她对我了如指掌。
You won't be a very successful thief with that nervous demeanor—the cops will read you like a book.
你那种紧张的举止不会成为一个成功的小偷——警察会把你看得一清二楚的。
I can read you like a book, and I can tell that something's wrong, so please tell me what it is.
我对你了如指掌，我知道有什么不对劲，所以请告诉我是怎么回事。
2“go by the book” = follow rules exactly
go by the book =严格遵守规则
“If you always go by the book in your work, your company will trust you more.
“如果你在工作中总是循规蹈矩，你的公司会更加信任你。 ”
My boss insists on doing everything by the book.
我的老板坚持一切照章办事。
If you're looking for someone to approve an exception, don't go to Ted—he does everything by the book.
如果你想找人批准例外，别去找泰德-他做事都是照章办事的。
3“no spring chicken” = no longer young
“no spring chicken”=不再年轻
“I don’t think he’ll be able to hike to the summit because he’s no spring chicken.“
这句话的意思是:“我认为他不能徒步到达顶峰了，因为他已经不是小孩子了。 ”
He won't like the description but in the youth-obsessed world of sprinting he's no spring chicken.
他不会喜欢这样的描述，但在痴迷于年轻人的短跑世界里，他已经不是年轻人了。
He was always a wild and crazy guy when he was younger, but now he’s no spring chicken.
他年轻的时候一直是个疯狂的家伙，但现在他已不再年轻了。
4“play it safe” = be careful and not take chances
" play it safe " =小心，不要冒险
“My knee still hurts, so I’m going to play it safe and not go jogging today.“
这个人说:“我的膝盖还在疼，所以今天我还是不去跑步为保险起见。 ”
To play safe, I'd allow an extra ten minutes, just in case.
为了保险起见，我会多给你十分钟，以防万一。
I think I'll play it safe and take the earlier train.
我想稳妥起见，乘早一班火车。
