Patients are mostly referred to hospital by their general practitioners.病人大多数是在他们的全科医生建议下转往医院就医。Many practitioners have a sliding scale of fees.许多从业者都采用浮动制计费。one of the greatest practitioners of science fiction最了不起的科幻小说家...
In order to make it safe, the element is electrically insulated.为安全起见,该元件作了电绝缘处理。Not far away were other geothermal wellheads, their natural pressurized steam deflected into huge insulated pipes.不远处是另几口地热井, 它们的天然加压蒸汽输进了巨...