Perron
n. 露天台阶, 阶石
✅ 同义词
🗣️ 情景例句
since this is so easy ....
既然那么简单……
Don't rush me.
别催我！
I'm afraid I can't do that right now. the manager isn't here.
恐怕我现在不能退钱给你。经理不在这里。