Economic welfare
[经] 经济福利
🧩 词语组成解析
🗣️ 情景例句
That ain't the way I need it.
据我所知，不时那么会事。
Where are you headed?
你要到哪里去？
So it is a comparatively simple step from locating the sea bottom to locating a shoal of fish.
从测定海深到测定鱼群，这一进展比较容易。