Lapis dentalis
[医] 牙垢, 牙石
🧩 词语组成解析
[医] 石
🗣️ 情景例句
She is making steady progress in her learning.
她在学习中不断进步。
It won't take much time.
不会花很长时间的。
What do you think of his new job?
你对他的新工作看法如何？