Unconstant
a. 易變的, 無常的
??? 情景例句
And your legs don't hurt?
你的腿不酸不痛？
The child embarrassed me by asking unexpected questions.
那小孩問了些出乎意料的問題使我困窘。
Who do you think you're talking to?
你以為你在跟誰說話？