🧩 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）;
poppy
['pɔpi]
n. [植]罂粟（花）;罂粟属植物;深红色;
🗣️ 情景例句
Why is that?
为什么？
Poverty is not a crime.
贫非罪。
So it is a comparatively simple step from locating the sea bottom to locating a shoal of fish.
从测定海深到测定鱼群，这一进展比较容易。