Ples
(ple 的复数) abbr. 个性化学习环境（Personal Learning Environment）
🗣️ 情景例句
Why don't you call back later this afternoon?
你何不今天下午再来电话呢？
He's an American.
他是美国人。
I think there is a possible problem if you tell the manager about the thief.
我想，如果你向经理告发这个窃贼，可能存在这样一个问题。