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
Why don't you talk to him about it tomorrow?
何不明天再跟他谈？
Drop me a line.
写封信给我
Would you like to try it?
您要试一试吗？