Unspecific
a. 非特定的,不具体的,不确定的
✅ 同义词
🗣️ 情景例句
Then you have to fill out this form
然后你要填写这份表格，
He always forgets to wash behind his ears.
他总是忘记洗耳朵后面。
The tour should last about an hour and a half.
这次参观大概需要一个半小时。