Unspecific
a. 非特定的,不具体的,不确定的
✅ 同义词
🗣️ 情景例句
The signs of the city never fail to impress the foreign tourists.
外国游客无一不对该城市留有深刻的印象。
He has a headache and needs aspirin.
他头痛，需要阿斯匹林。
Then he sits and barks until someone lets him out.
这之后他就坐下汪汪叫起来，直到有人来把它放出去。