Shockproofness
震动强度
🗣️ 情景例句
I'm taking 19 credit hours.
我修了十九个学分。
Sober up!
清醒点！
Mr. Green doesn't climb down the chimney. He waits until the children are asleep.
格林先生不从烟囱上爬下来，他等候孩子们都睡熟。