英语翻译：
deliver; devote; extend; cause; delicate; fine; incur; send
例句：
- 致命的；致死的易引起死亡的；致命的
Tending to cause death; deadly.
- 他致力于哲学研究。
He devoted himself in philosophical study.
- 如果你万一见到他，请代我向他致意。
If you should happen to see him, please give him my regards.
- 在这之后，他继续致力于研究工作。
After that he continued to devote himself to research work.