Just so I got... - No demi, no semi. - Full English breakfast.
就是说我… … - 不能是半英式。- 就全英式早餐。
高尔夫球场命案
It's not every one who can distinguish between a demi and a duchess.
不是每个人一个可以区分半人半女和公爵夫人的人。
英语百科
Demi
Demi is a prefix meaning "half", loaned from French; for example, demi frere which means "half brother" or demi soeur which means "half sister". Demi-glace is made by simmering and reducing by half a mixture of half brown stock and half espagnole sauce.