a very complete cleaning process that includes all parts of something, not just surfaces or places where dirt can be seen

After an infection we don't reopen a ward until it has been given a deep clean. 发生感染后，我们会对病房进行深度清洁，然后才重新开放。

All parts of the baby seat are removable for deep cleans. 婴儿座椅的所有部件都可拆卸，以便深度清洁。

to clean something in a very complete way that includes all its parts, not just its surfaces or places where dirt can be seen

1500 hospitals were ordered by the government to be deep cleaned. 1500家医院接到政府命令进行深度清洁。

The carpet sweeper is OK but it doesn't really deep-clean. 地毯清扫器还可以，但并不能真正深度清洁。