Les
abbr. 发射脱离系统（Launch Escape System）
🗣️ 情景例句
without cultural programs in our school.
我们的学校里没有文化活动。
A good horse cannot be of a bad colour.
良马的毛色不会差。
But they still put their stockings at the end of their beds.
但他们仍然把自己的长统袜挂在床脚边。