Relational tree
[计] 关系树
🧩 词语组成解析
relational
[ri'leʃənl]
adj. 亲属的，相关的，有关的;
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
The only entry requirement is a valid passort.
入境的唯一条件就是持有一本有效的护照。
He is embarrassed because he made a mistake.
他因为弄错而显得很窘。
I agree that it is a difficult situation.
我同意，这种情况很难办。