Newsgroups
n. 新闻组（newsgroup的复数）
🗣️ 情景例句
Don't interfere in my affairs.
别干涉我的事情。
We can offer door-to-door delivery services.
我们可提供送货上门服务。
Then knowledge began to be accumulated according to a systematic plan.
于是，知识便开始有系统有计划地积累起来。