Plss
abbr. 携带式生命保障系统（Portable Life Support System）
🗣️ 情景例句
The student has a very wide range of interests.
那个学生的兴趣非常广泛。
The chemist discovered a new synthetic material.
化学家发现了新的复合物质。
You really look sharp today.
你今天真漂亮。