Polyspermia
n. [医]精液过多
🗣️ 情景例句
The world could be heading for an economic recession.
世界也许正在走向经济衰退。
Our foreign trade policy has always been based on equality and mutual benefit and exchange of needed goods.
我们的对外贸易政策一向是以平等互利、互通有无为基础的。
Mars has an extraordinary fascination for would-be voyagers.
火星对未来的星际旅客来说有着特殊的魅力。