Liquid seal
[化] 液封
🧩 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）;
🗣️ 情景例句
I'll be in the front office all day.
我整天都在总办公室。
Dorothy felt refreshed after her nap.
多罗茜一觉醒来，觉得精神一爽。
but each year, the dogs are still sent out into the snow whenever a traveller is in difficulty.
但每年还要派狗到雪山地里去帮助那些遇到困难的旅游者，