Paramecin
n. [生化]草履虫素
🔁 扩展释义
【医】 草履虫素
🗣️ 情景例句
Here.
来。
I ask him to tell me everything he heard.
我要求他告诉我，他所听到的每件事情。
The search proved difficult, for the puma was often observed at one place in the morning and at another place twenty miles away in the evening.
事实上搜寻工作很困难，因为常常是早晨在甲地发现那只美洲狮，晚上却在20英里外的乙地发现它的踪迹。