Ples
(ple 的复数) abbr. 个性化学习环境（Personal Learning Environment）
🗣️ 情景例句
Go inside the Information Center.
到服务中心去。
Knowing something of everything, and everything of something.
通百艺而专一长。
There are times when we would willingly give everything we possess to save our lives,
有时，我们为了挽救生命，愿意付出我们所占有的一切。