One unit of alcohol is equal to half a pint of beer. 一單位酒精等於半品脫啤酒。
用作形容詞 (adj.)
In American, seven out of ten mothers have paid jobs, either full time or part time. These include more than half of women with babies or young children. 在美國,有十分之七的媽媽有全職或兼職的帶薪工作,其中超過一半婦女有嬰兒或很小的小孩。
He found that IQs increased among children aged between five and 10 over the 28-year-period, at the rate of up to half a point a year. 他認為這是由於家庭環境所致,越來越多的家長樂於在孩子小的時候從事促進大腦發育的活動。