Spemann
施佩曼(①姓氏 ②Hans, 1869-1941, 德国动物学家、医学家, 曾获1935年诺贝尔生理学-医学奖)
🗣️ 情景例句
I'll do it.
我去。
Watch out, it's dangerous.
注意，危险啊！
No. The next development was to carve the characters on a piece of wood.
是的，不象。下一步的发展是将汉字刻在一片木板上。