Communities
n. 社区；团体, 群体（community的复数形式）
🗣️ 情景例句
I don't want to interrupt her school year.
我不愿意打断她这个学年。
How long?
多长？
The World Trade Center, an office building for over 1200 firms employing about 50,000 people, is even higher at 411 metres.
世界贸易中心要高得多，有411米。它是一座办公大楼，楼里有1，200多家公司，大约有5万雇员。