Gelemeter
凝胶时间测定计
🗣️ 情景例句
Hi.
嗨
The more noble the more humble.
越高贵，越应谦逊。
He had been obliged to join the army during the Second World War.
年龄比他两个弟弟大很多，第二次世界大战期间被迫参军。