Ys
abbr. 屈服強(qiáng)度（Yield Strength）；黃斑（Yellow Spot）
??? 情景例句
And your friends are planning to go to Columbia?
而且你的朋友們也準(zhǔn)備上Columbia大學(xué) ，對(duì)嗎？
You cannot judge a tree by its bark.
人不可貌相。
It's nothing serious.You'd better have a good rest.
（病情）不太嚴(yán)重。你最好好好休息一下。