Poltroons
(poltroon 的复数) n. 懦夫, 胆小鬼\\na. 胆怯的
🗣️ 情景例句
Susan's teddy bear.
Susan送的泰迪熊
To examine the problem
检讨问题
It seems that man was making a real effort to understand the seasons 20,000 years earlier than has been supposed.
看来人类早就致力于探索四季变迁了，比人们想像的要早20，000年。