Signed tree
[计] 符号表示的树
🧩 词语组成解析
signed
[saind]
adj. 有符号的，有正负之分的;
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
I know. I know.
我知道。我知道。
Work today, for you know not how much you may be hindered tomorrow.
今天有事今天做，明天可能事受阻。
You look great today.
你今天看上去很棒。