Arthrolithiasis
关节石病
🗣️ 情景例句
Susan, I understand you're in the toy business. Susan
听说 ，是在玩具业工作。
We must stress that these payment terms are very important to us.
我们必须强调这些付款条件对我们很重要。
He owes his success more to luck than to ability.
他认为他的成功是靠运气而不是因为自己的能力。