/ku:p ||; kup/noun [C] a cage for chickens, etc 鸡笼；（关家禽的）笼子
coop²
/ku:p ||; kup/verbcoop sb/sth up (in sth) to keep sb/sth inside a small space 将某人或某物限制于狭小的空间内: The children were cooped up indoors all day because the weather was so bad.由于天气恶劣，孩子们被迫整天留在室内。