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
We hired a woman to watch Richard and then Susan,
我们雇用一名女士来照顾Richard ，后来又照顾Susan
Quite so.
的确是这样。
And then quickly and quietly we did just that.
于是，我们就迅速而且悄悄地干了起来。