Seromycin
环丝氨酸, 丝氨霉素
🔁 扩展释义
【化】 环丝氨酸【医】 环丝氨酸
🗣️ 情景例句
Yes, I did.
是的， 我看过了。
Sorry, it's broken. You have to use the stairs.
对不起，它坏了，你只能走楼梯了。
A few days later about 140 black people were taken and put on a tall sailing ship waiting off the coast.
几天以后，大约140名黑人被带到一艘停靠在海岸边的大帆船上。