Return of investment
[经] 投资利润, 投资报酬
🧩 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];
🗣️ 情景例句
Your pressure is 120 over 75, and that's fine.
你的收缩压是120， 舒张压 75。
The end justifies (or sanctifies) the means.
只问目的，不问手段。
She then began to make up her face.
然后她开始打扮起来。