About equation editor
关于公式编辑器
🧩 词语组成解析
about
[ə'baʊt]
prep. 关于;大约;在…周围;
adv. 大约;在附近;在四周;几乎;
adj. 在附近的;四处走动的;在起作用的;在流行中的;
🗣️ 情景例句
You haven't been around much lately.
最近你在家的时候不多。
This is a record player.
这是一台电唱机。
In a few years the small workshop had become a large factory which employed seven hundred and twenty-eight people.
几年之后，小铺子已经发展成了一个雇有728人的大工厂。