Subgroups
n. 副全宗；亚组, 子组（subgroup的复数形式）
🗣️ 情景例句
Yes. Here they are.
带来了， 在这里 。
Plants of learning must be watered with the rain of tears.
知识的幼苗要用泪雨来浇灌。
When she reached home, her mother asked:Have you got everything?
“你东西买齐了吗？”