Les
abbr. 发射脱离系统（Launch Escape System）
🗣️ 情景例句
2,3,4 ... now switch. ... 2 3 4
……现在 左右交替……
After that,I go downstairs to the kitchen to have breakfast.
在那以后，我去楼下厨房吃早餐。
The doctor's words made him feel comfortable.
医生的话让他感觉很舒服。