S.r.
[医] 沉降速度, 沉降率, 西格马反应, σ反应(检梅毒的絮凝反应)
🗣️ 情景例句
My grandfather is very much alive and kicking.
我的祖父还健在。
He that doth most at once doth least.
想一次做完什么事，结果一件也做不完。
Every man is fool sometimes, but none at all times.
每个人都有愚蠢的时候，但是没有一个人永远愚蠢。