prevent
英 [prɪ'vent]
美[pri'vɛnt]
	    - vt. 预防,防止;阻止
 - vi. 妨碍,阻止
 
英英释意
- 1. keep from happening or arising; have the effect of preventing;
 - "My sense of tact forbids an honest answer"
 
- 2. prevent from doing something or being in a certain state;
 - "We must prevent the cancer from spreading"
 - "His snoring kept me from falling asleep"
 - "Keep the child from eating the marbles"