Pentrite
[化] 四硝基赤藓醇
🗣️ 情景例句
You can feel very proud of your grandson, Mr. Stewart.
你可以为你的孙子感到非常的骄傲， Sewart先生。
I must be the first.
我一定要得第一。
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。