Cryogenic seal
[化] 低温密封
🧩 词语组成解析
a. 低温学的\\n[医] 降温的, 产低温的
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
Now maybe...
也许现在……
An empty purse frightens many friends.
曩中无分文，亲友不上门。
Nice to meet you.
很高兴见到你。