Uropygial gland
（鸟）尾脂腺
🧩 词语组成解析
a. 尾臀的
gland
[glænd]
n. <解>腺;[机]密封压盖，填料盖;
🗣️ 情景例句
The weather's been very hot lately.
最近天气总是很热。
A clear fast is better than a dirty breakfast.
宁为清贫，不为浊富。
If you are lucky enough to get a sleeper, you spend half the night staring at the small blue light in the ceiling, or fumbling to find you ticket for inspection.
即使你走运弄到一个卧铺，夜间有一半时间你会盯着车顶那盏小蓝灯而睡不着觉；要不然就为查票摸索你的车票。