Plss
abbr. 携带式生命保障系统（Portable Life Support System）
🗣️ 情景例句
A rolling stone gathers no moss.
滚石不生苔，转业不聚财。
Our staff and employees will do their best to make your visit comfortable and worthwhile.
我们所有的员工都会尽力使您的来访舒适而有价值。
as different as arsenic is from strychnine,
就像砒霜不同于马钱子碱一样。