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
He's 20 kilos overweight for his height.
就他的身高而言，他的体重超了20公斤。
No class!
真没水准！
He looked very well though he was rather thirsty, for he drank half a bottle of milk.
它看上去一切正常，只是口渴得很，喝了半瓶牛奶。