Ifelse
如果…否则
🗣️ 情景例句
Normally I go to bed at about ten o'clock.
通常我在 10:00 睡觉。
Excuse me. Could you give me change for a dollar?
劳驾，你能不能换1元零钱给我？
It's not.it is a little oversized.
不是，它比标准的大了一点。