thicken

1. V-T/V-I When you thicken a liquid or when it thickens, it becomes stiffer and more solid. 使变浓; 变浓

Thicken the broth with the mashed potato. 加土豆泥使汤变浓。

2. V-I If something thickens, it becomes more closely grouped together or more solid than it was before. 变密集

The dust behind us grew closer and thickened into a cloud. 我们身后的尘土越来越密，变成了浓密的一团。