Prismatometer
测棱镜折射角计
🗣️ 情景例句
Good-bye, Susan.
再见， Susan。
Rose, let me introduce my friend to you.
罗斯，让我介绍一下我的朋友。
A cat's ability to survive falls is based on fact.
猫在跌落时能够大难不死是有事实作为依据的。