Urolithiasis
n. [医]尿石病,尿石形成
🗣️ 情景例句
She's a real slut.
她行为放荡。
Idle young, needy old.
少壮不努力，老大徒伤悲。
It has been found that certain bats emit squeaks and by receiving the echoes,
人们发现，某些蝙蝠能发出尖叫声，