Defence program
un. 保护程序
🧩 词语组成解析
🗣️ 情景例句
for a cheeseburger and french fries?
吃一顿芝士汉堡和炸薯条？
Punctuality is the soul of business.
严守时间是办事情的重要原则。
On the third lap, the Class 3 and Class 1 runners both ran very fast.
在跑第三圈时，3班和1班的运动员都跑得非常快。