巫师, 女巫
English is not the usual medium of instruction in our school. 英语不是我校通常使用的教学语言。
An ASCII control character, end of medium. 一种ASCII码控制字符，媒体结束符。
This cloth is of medium quality. 这种布质量平平。
He prefers a happy medium in life. 他在生活中甘居中游。
A fish in water is in its natural medium. 鱼在水里就是在自然环境中。
Water is the natural medium in which fish live. 水是鱼类赖以生存的自然环境。
