Conservation of resources
[经] 资源保护
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
resources
[[ri'zɔ:siz]]
n. 资源；物力（resource的复数）
🗣️ 情景例句
You did?
你请了她？
That's very nice of you. I guess I could use some help.
谢谢你的好意。我想我可能要一点帮助。
Tomorrow will be a holiday.
明天放假。