Tonsolith
[医] 扁桃体石
🗣️ 情景例句
Yes, what can I do for you?
是的，我能为您效劳吗？
To have a grandson
有了孙子
The development of such a telescope will be one of the great astronomical projects of the twenty-first century.
而开发这样一台望远镜将会是21世纪天文学的一个重要的研究课题。