Resource hierarchy
[计] 资源体系, 资源分层结构
🧩 词语组成解析
resource
['risɔrs]
n. 资源;物力，财力;办法;智谋;
🗣️ 情景例句
How did you do that?
你怎么做到的呢？
Sure. Just help yourself.
可以，自己拿吧。
My holidays passed quickly, but I did not send cards to my friends.
假期过得真快，可我还没有给我的朋友们寄过一张明信片。