🧩 词语组成解析
n. 山达脂\\n[化] 山达脂; 桧树胶
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
I got the first round.
第一轮我请的客。
He is attending a morning intensive course four hours a day, six days a week.
他每周六早晨都上一门4小时的速成课。
Half a pound of coffee.A quarter of pound of tea.And a tin of tobacco.
半磅咖啡、1/4 磅茶叶和一听烟丝。