Such devices are divided into blocks, called sectors, that are individually - erasable.一些设备被分成叫段组的块, 能个别地可擦.Electrically Erasable, Prograable Read - Only Memory -- PROM. A type of ROM that can be erased electronically.电可...
Each brick also varies slightly in tone, texture and size.每块砖在色调、质地与大小上也都略有不同。Medical opinion varies on how many tablets it takes to overdose.医生对于服用多少药片算作过量意见不一。Class size varies from one type of institution to another.班...