1、 Growth and decay are vital processes、生长和衰亡是生命过程。
2、 The Chinese I knew were trusting， open， and vital、我所认识的中国人信赖别人，坦率，充满活力。
3、 The questions put forward at the meeting are of vital importance、会上提出的那些问题极其重要。
4、 He was lucky that the bullet missed the vitals、他很幸运，子弹没有击中要害器官。
5、 He committed a vital error、他犯了一个致命的错误。