
v.惡化;變質;衰退
We cannot allow the situation to deteriorate. 我們不容許情況惡化。
Relation between the two countries have deteriorated sharply in recent week. 最近幾周那兩個國家間的關系嚴重惡化了。
Food is apt to deteriorate in summer. 食物在夏天容易變質。
The discussion deteriorated into a bitter quarrel. 這場討論演變成了激烈的爭吵。