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
Time moved at a snail's pace before the holiday.
假期之前时间过得非常缓慢。
The children began to get across at each other.
孩子们开始争吵了。
Yes, we must.
是的，一定得请。