Cách sử dụng
The expression "under the heel of somebody" means that someone is being controlled or oppressed by someone else. It implies that the person being controlled is like a submissive subject who is completely dominated by the person who controls them. This expression can be used in a variety of contexts, such as in a political situation where a country is being oppressed by another country, or in a personal situation where someone is being bullied by someone else. It is often used to describe a situation where someone has no power or control, and is at the mercy of someone else.