Plane tree
[计] 平面树, 有序树
🧩 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）;
🗣️ 情景例句
These are lucky kids.
这是一群幸运的孩子。
In the fall, the boys prune the trees.
在秋天，男孩们便修剪那些树木。
Such a loss of dignity and descent into childish behaviour on the part of the adults deeply shocks the adolescents,
这种有失身份和孩子气的作法使青春期的孩子大为震惊，