Cabosil
胶态氧化硅
🗣️ 情景例句
He's a terrific doctor, Mom.
爸爸是个了不起的医生， 妈妈。
As soon as I complete my training,I'm going to be a bank teller.
一旦我完成训练，我将是一个银行出纳。
(A light year is the distance which light travels at 186,000 miles per second in one year,
一光年是光以每秒186，000英里的速度在一年内走的距离，