Grassroot organization
[经] 基层组织
🧩 词语组成解析
n. 草根
🗣️ 情景例句
When was it built?
它是什么时候建造的？
When the cat's away,the mice will play.
猫儿不在家，老鼠就玩耍；猫儿不在耗子闹。
Usually, he catches the number 11 bus to work, but sometimes he goes by train.
通常他乘11路公共汽车去上班，不过他有时乘火车去。