Placente
n. 胞衣
??? 情景例句
I've heard the weather here is ideal, just like spring most of year.
我聽說這兒的天氣很理想，四季如春。
To run a race
競爭
and found our then prevailing primitive state completely uninteresting to their own advanced knowledge.
并且發現我們地球當時普遍存在著的原始狀態同他們先進的知識相比是索然無味的。