干劲

A deep-rooted tree is leafy;an ambitious man is vigorous.

根深叶才茂,志壮干劲高。

I was just getting up steam to get to the summit of mountain.

我正鼓足干劲爬山。

They were amazed at the soaring drive of our oil workers.

对我国石油工人的冲天干劲感到惊奇。

With his brains and energy, he’s got it made.

凭的智慧和干劲，这件十拿九稳。

As soon as he arrived at the workshop, the technician attacked the difficulties at once.

技术员一到车间就立即干劲十足地着手解决困难。