Departmental system
[经] 分部制度
🧩 词语组成解析
a. 部门的, 各部的, 分科的
🗣️ 情景例句
You want three scoops also?
你也要三杓？
You're big and fat, and I'm little and skinny.
你虽然大而胖，但我却小而瘦。
This is because they had no natural enemies until the arrival of humans and therefore did not need to develop flying wings.
这是因为人类到达这里之前，这些鸟没有天敌，因此，它们不需要发育飞行的翅膀。