Piperin
n. 胡椒碱
🗣️ 情景例句
Oh! My, how he's grown!
噢， 天啊， 他长这么大了！
I subscribed to a lot of periodicals last year.
去年我订了许多期刊。
You see, the school will be expensive to run and we shall need a lot of good teachers.
你知道，办这所学校要花很多的钱，我们需要很多好教师。