Preen gland
舐腺，尾脂腺
🧩 词语组成解析
preen
[pri:n]
vt.& vi. （鸟）用嘴整理（羽毛）;
gland
[glænd]
n. <解>腺;[机]密封压盖，填料盖;
🗣️ 情景例句
How long are you going to stay here?
您在这里呆多久？
A lamb is as dear to a poor man as an ox to the rich.
穷人的一只羔羊比富人的一头牛还要珍贵。
They were expecting their sixth child and were faced with even more pressing economic problems.
第6个孩子即将问世，他们面临着更为严峻的经济问题。