Nitrotoluidine
硝基甲苯胺
🗣️ 情景例句
How about a cup of coffee, Son?
来杯咖啡怎么样， 孩子？
He's a doctor.
他是医生。
and the railway of the future may well be the 'hovertrain',
未来的火车或许能成为气垫火车，