Unconstant
a. 易变的, 无常的
🗣️ 情景例句
Yes, we'll be arriving by car about ten o'clock Friday night.
是的， 我们将于星期五晚上十点钟左右开车抵达。
My brother is not quite twenty-five.
我的兄弟不够25岁。
I had expected to be near my objective by now, but everything still seemed alien to me.
我本想离目的地已经不远，但周围一切对我仍很陌生。