exist on

• vt. 靠 ... 活下去； 靠 ... 生存

例句

用作及物动词 (vt.)

1. The will to live carried him on.
   要活下去的意志使他坚持下去。
2. Freedom is any nation's undying soul, as well as the hope for them to live on.
   自由是任何一个民族不灭的灵魂，是他们活下去的希望。
3. No animal or plant can exist without phosphorus.
   没有一种动物或植物离开磷能够生存。
4. The poor families survived on relief.
   这些贫穷家庭靠救济生存。