Validations
(validation 的复数) n. 批准, 确认\\n[计] 证实, 检验
🗣️ 情景例句
I don't know what-to do.
我不知道怎么做。
The face is the index of the mind (or heart).
相为心证。
It's black. It's a black car.
是黑色的，一辆黑色的车。