Hpl
胎盘催乳激素
🗣️ 情景例句
I was quite surprised when I read in your letter that you had decided not to finish your studies at the university.
当我在你的信中看到你已决定终止大学学业时感到很是惊讶。
Living without an aim is like sailing without a compass.
生活没有目标，犹如航海没有罗盘。
so she went to fetch the porter from his basement.
于是她到地下室去找看门的人。