Solum tympani
[医] 鼓室底
🧩 词语组成解析
[地质]风化层
n. 定音鼓
🗣️ 情景例句
I'll come and give you a hand tomorrow.
我明天来帮你忙。
The student is busy studying math.
这个学生忙于研究数学。
Nothing of value was found, but the numerous items which were brought to the surface proved to be of great interest.
但没发现什么值钱的东西，不过打捞出来的众多的物品还是引起了大家极大的兴趣。