🧩 词语组成解析
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）;
family
['fæməli]
n. 家庭;家族;孩子;祖先;
adj. 家庭的;一家所有的;属于家庭的;适合全家人的;
🗣️ 情景例句
It's about the size of the United States, but it has a population of only 16.5 million.
它和美国一般大，但人口却只有一千六百五十万。
A wise man will make tools of what comes to hand.
聪明的人能随机应变。
An Indian came into the waiting room, and walked quickly to the doctor's door.
一个印度人走进候诊室，快步朝医生的门口走去。