Phb
abbr. 聚羟基丁酸酯；猪头老板（Pig-Head Boss）；每跳行为（Per-Hop Behavior）
🗣️ 情景例句
I never could tie one of those ...
我从来就不会打那一类的……
By the way, before leaving this subject, I would like to add a few comments.
在结束这个问题之前顺便一提，我希望能再提出一些看法。
To escape from the Earth in a rocket, one must travel at seven miles per second.
要乘坐一枚火箭飞离地球，火箭的速度要达到每秒7英里，