to prevent miscarriage
安胎
Preclude misunderstanding
避免误解
prevent rejection of the drug
避免格拒
prevent capital from lying idle
避免资金呆滞
preclude wrongfulness
解除不法性
preclude the possibility of
排除…的可能
preclude all doubts
消除一切疑虑
prevent and kill off insect pests
防除害虫
prevent risks from piling up
防范风险叠加