Palaeopathology
古病理学
🗣️ 情景例句
January the thirtieth and you're invited.
1月30日，希望你能出席。
He has been to America.
他去过美国。[曾经有过的经验]
The rope had been cut, so it was obvious that the lamb had been stolen.
绳子被人割断，很明显小羔羊是被人偷走了。