Nonrestrictive
a. 非限制性的
🗣️ 情景例句
Glad to see you. Good-bye.
很高兴见到你。再见。
A good horse often needs a good spur.
好马常要好靴刺。
I'm afraid I don't have it any more. I sold it last week.
我恐怕是没有了，上星期我把它卖掉了。