electric heating element短语¹¹⁴⁴⁶⁷⁺⁴ 基本例句 电热元件 A small electric heating element in an internal- combustion engine that facilitates starting by preheating the air in a cylinder and is used especially in diesel engines. 装在内燃发动机内的小电热器，用以预热气缸内的空气以利发动，尤用于柴油发动机。 poptool