露一手

show off a skill

留一手

hold back from showing a skill

打得一手好弹子

be an excellent marbles player

学会一手好枪法

master the skill of marksmanship

小伙子真有一手儿。

This lad is really skillful.

他在这些事情上有一手儿。

He's skilled in these matters.

你别跟我来这一手。

Don't try that trick on me!

一手包办

keep control in one's own hands

一手造成

single-handedly cause

她感觉到这都是某人一手策划的。

She felt that this had all been single-handedly brought about by someone.

一手抓生产，一手抓生活

work hard on production as well as in one's personal life