Knockup
n. [竞赛] 暖身练习
🗣️ 情景例句
Yup. I graduated in 1937.
是的，我是一九三七年毕业的。
Tickle-tickle.
咯吱！咯吱！
I have just received a letter from my old school, informing me that my former headmaster,
我刚刚收到母校的一封信，通知我说以前的校长