to sidle up to somebody
偷偷地走向某人

swindlers who sidle up to tourists.
偷偷走向旅客的骗子

He can not sidle away from personal responsibility.
他不能逃避个人的责任。

The young man began to sidle near the pretty girl sitting on the log.
这个年轻人开始贴近那个坐在原木上的漂亮女孩。

If you sit at the back you can sidle out without anyone seeing you leave.
假如你坐在后面你可以溜出去而没人看见。

In my day it was possible to sidle into a top university almost by mistake.
在我那个时候，误打误撞也有可能进入顶级的高校。

But so far, chemistry has only slowly begun to sidle up to them. Why are we so slow?
但目前化学才刚开始缓慢的侧身而上, 为何我们如此缓慢？

This will help prevent you from inhaling three bags of crisps and a bucket of nuts when you sidle up to the bar.
这将帮助你避免在酒吧是吃下3袋薯片和一桶坚果。