Cascabel
n. 炮的尾钮, 响尾蛇, 球形穿孔的铃
🗣️ 情景例句
The advanced class is nonstop.
高级课程， 是没有休息的。
Are you clear in your own mind what you ought to do.
你自己是否清楚该做什么？
I can't make this machine run properly.
我无法使这部机器正常运转。