Fossils
n. 化石( fossil的名词复数 ); 老顽固; 食古不化的人; 老古董（老人）
🗣️ 情景例句
I have met some people from my country, which has helped me adjust a little.
我遇到了我的同胞，这让我更适应一些了。
When the cat's away the mice will play.
猫儿不在，老鼠造反。
the necessary method of study is to group the relevant material and to take note of all possible variant forms and conditions.
应采取的研究方法是，把有关各方面的材料汇集起来，同时注意任何可能出现的异常情况和条件。