Seal gland
[化] 密封套; 密封筒; 密封装置; 密封压盖
🧩 词语组成解析
seal
[sil]
n. 密封;印章;海豹;封条;
v. 密封;盖章;决定;封上（信封）;
gland
[glænd]
n. <解>腺;[机]密封压盖，填料盖;
🗣️ 情景例句
Yes.
是的。
A bird in the hand is worth two in the bush.
双鸟在林不如一鸟在手。
Over the periods their saliva, a mild, digestive juice like our own, was converted into a poison that defies analysis even today.
蛇的唾液本来和我们人的消化液一样柔和，但经过漫长的时间，演变成了今天仍无法分析清楚的毒液。