防病的英文：
prevent disease

Prevention of illness is better than curing it.
防病胜过治病。

Prevention is better than cure. —— Charles Dickens
治病不如防病。——狄更斯

To neutralize a city to prevent bombing.
宣布某城市中立以避免被轰炸。

Prevention is better than cure
预防胜于治疗

This has proved an effective preventive.
这种药证明是很有效的预防剂。

Try to prevent an escalation of the war.
竭力防止战争升级。

These methods prevent pregnancy.
这些方法能防止怀孕。

Surgical disease, or the surgical response to disease is of similar antiquity.
外科疾病或对疾病的外科处理的历史同样久远。

Some diseases are presented by heredity.
有些疾病是由于遗传导致的。

ear bacterial disease of maize
玉米穗细菌病

To know the disease is half the cure
找出病根等于治愈了一半

The remedy is worse than the disease
医疗不得法,使病更糟糕