Clusters
n. 群集；簇；丛（cluster的复数形式）
🗣️ 情景例句
when she was a child.
在她小时候。
No. You should have taken the Yellow Line bus. You can get one at the next stop.
不是。你该乘黄线车才是。到下一站你可以搭上。
The editor at once sent the journalist a fax instructing him find out the exact number of steps and the height of the wall.
”编辑立即给那位记者发去传真，要求他核实一下台阶的确切数字和围墙的高度。