Trace fossil
踪迹化石
🧩 词语组成解析
trace
[tres]
vt. 跟踪，追踪;追溯，探索;探索;查找;
vi. 沿着一小径或道路前进;可以追溯的;
n. 痕迹，踪迹;微量，极少量;[植]（脉）迹;痕迹;
trace(draw)→回溯
🗣️ 情景例句
Welcome to New York.
欢迎你来纽约。
I asked him to keep quiet, but he wouldn't.
我请他保持肃静，但是他不肯。
Hans returned to his family home, but the house had been bombed and no one in the neighbourhood knew what had become of the inhabitants.
汉斯重返故里，但他的家已被炸毁，左邻右舍谁也不知原住户的下落，