Von embryo
[医] [冯]施佩氏胚胎(1.5毫米人胚胎,约20天)
🧩 词语组成解析
[计] 冯·诺伊曼
🗣️ 情景例句
Very few people last in this class for the full hour the very first time.
很少人能够第一次撑完一个小时的课。
No, I'm a single son.
没有，我是独生子。
I had just lost $50 and I felt very upset.
我刚刚丢了50英镑，感到非常烦恼。