Xrn
abbr. X-linked recessive nephrolithiasis X-连锁隐性肾石病
🗣️ 情景例句
Not yet.
还没有。
Modesty is not only and ornament, but also a guard to virtue.
谦逊不仅可增添光彩也可以维护美德。
An even harder situation is to be on the platform in good time for a train and still to see it go off without you.
更难堪的情况是虽然及时赶到站台上，却眼睁睁地看着那趟火车启动，把你抛下。