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
I've been studying all day, and I'm sick and tired of it.
我学了一天，现在感到厌倦。
Wouldn't you like some coffee?
你想要一些咖啡吗？
but children were then too cowed to let them know how they really felt.
孩子们只不过被吓得不敢让父母知道自己的想法罢了。