Xrn
abbr. X-linked recessive nephrolithiasis X-连锁隐性肾石病
🗣️ 情景例句
Sure. Would you please sign your name on the back, sir, with your passport number?
每问题。先生，请您在支票背后签上名字和护照号码。
This window is just as wide as that one.
这扇窗户就象那一个一样宽。
What's on your mind?
你在想什么呢？