noun 下载 🔗分享 子组件,部件,组件。 An assembly that is assembled with others to form a larger assembly Examples : "The car's engine is a complex assembly, composed of many smaller subassemblies, like the fuel injection system and the cooling system. " 汽车的引擎是一个复杂的总成,它由许多更小的子组件组成,比如燃油喷射系统和冷却系统。 part machine technical industry structure 与AI对话词汇游戏阅读练习