Varifocals
变焦眼镜, 渐进眼镜 （镜片由上至下用于看远、近距离的东西）
🗣️ 情景例句
Well, Grandpa, you're about five-nine or five-ten.
嗯， 爷爷。你大概是五英尺九或者五英尺十。
I feel guilty because I haven't written her lately.
因为我最近没给她写信，我感觉到有罪。
Yes, we have been interested in new system.
是的，我们对新系统很感兴趣。