Shipment of crude
[经] 原油装运
🧩 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
My mother-in-law is driving me nuts.
我岳母使我快要发疯了。
I took off my raincoat.
我脱下了我的雨衣。
So the number of stars that we know exist is now estimated at about 300 million million million.
因此，我们所知道的现有恒星数目估计约有30亿×1000亿颗。