Vail
vi. 降下；脱帽；有利
🗣️ 情景例句
A good medicine tastes bitter.
良药苦口。
I can't express how happy I am that you have come.
我无法说出来了我是多么高兴。
It is not a simple competition for a fixed amount of food determined by the physical environment,
它已不是为了争得物质环境所决定的有限食物而进行的简单竞争了，