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
Do you have family in New York?
在纽约有亲人吗？
You'd better see a doctor about that stomachache.
你胃痛最好去看医生。
Forty-two years later a tunnel was actually begun.
42年以后，隧道实际已经开始建了。