kilogram的复数形式怎么拼写

Apple costs five dollars a kilogram.苹果每千克5美元.A kilogram of garlic sausage, please.请给我一千克蒜肠.Apple costs five yuan a kilogram.苹果每公斤5元....

...a test in which a 6.3 kilogram weight was dropped on it from a height of 1 metre...让6.3公斤的重物从1米高的地方落到它上面的试验Start her on I. V. Chloramphenicol, 25 milligrams per kilogram, four times a day.给她静脉注射每千克25毫克的抗生素氯霉素, 每天四次......

n.千克，公斤...

kilogram的音标：kilogram的英式发音音标为：['kɪləgræm]kilogram的美式发音音标为：['kɪləɡræm]...