Osteosclerosis
n. [医]骨硬化
🗣️ 情景例句
He came down with the flu, so he didn't go to work.
他感冒了，所以没去上班。
He received full credit for his studies at a previous school.
他在一所先前的学校取得了所有课程的学分。
Don't worry.
别担心。