Pneumococcemia
肺炎球菌血症
🗣️ 情景例句
What's the difference between A and B?
A和B有什么不同？
There is but one step from the sublime to the ridiculous.
可敬与可笑之间只有一步之差。
The Hubble telescope was launched into space by NASA on April 20,1990 at a cost of over a billion dollars.
哈勃望远镜于1990年4月20日由国家航空航天局发射升空，耗资10多亿美元。