Unascertainable
a. 无法查明的,不能确定的
✅ 同义词
🔴 反义词
🗣️ 情景例句
I do his taxes every year.
我每年为他处理税务。
I am 22 years old and have a great job in an advertising agency, working for a very nice boss.
我22岁，在一家广告公司有一份如意的工作，为一位很不错的老板打工。
How come you speak such good English?
你为什么能说这么好的英语呢？