Ped
abbr. 个人设备资料（personal equipment data）；石油工程管理局（Petroleum Engineering Directorate）
🗣️ 情景例句
Hi, Susan.
嗨， Susan。
The class made noticeable improvement.
这班有明显的进步。
After his attempt, Campbell was disappointed to learn that his average speed had been 299 miles per hour.
比赛结束后，坎贝尔非常失望地得知他的平均时速是299英里。