enthusiasm; vigor; will

1. 她工作起來干勁十足。
   She does her work with tremendous vigour.
2. 他聰明，但不會(huì)有成就，因?yàn)?/a>他缺少干勁。
   He's clever but he won't succeed because he lacks drive.
3. 無論在什么工作崗位，他總是有股子革命干勁。
   No matter what his post is, he always works with a revolutionary drive.
4. 我們的推銷人員需要有決心和干勁。
   Our sales people need determination and drive.
5. 他聰明是聰明，但是沒有干勁，做事不會(huì)成功。
   He is clever but he won't succeed because he lacks drive.

干的英語翻譯：

勁的英語翻譯：