🧩 词语组成解析
pine
[pain]
n. 松树;松木;凤梨，菠萝;
vi. 憔悴;痛苦;渴望;
vt. 为…悲哀;哀悼;消瘦;渴望，渴慕;
adj. 似松的;松木的;
tree
[tri]
n. 树;木料;树状图;宗谱;
vt. 把…赶上树;使处于困境;把鞋型插入（鞋内）;
🗣️ 情景例句
What basic principles do you apply to your life?
你在生活中最基本原则是什么？
You'll be on air in two minutes.
两分钟以后你会上电视。
You must have been driving at seventy miles an hour.
你刚才一定是以每小时70英里的速度开车。