noun 下载 🔗分享 启动，驱动，促动 The act of putting into motion. Examples : "Although an operator presses the button, the actuation is done by an immense series of levers and cranks." 即使操作员按下按钮，真正的启动是由一系列巨大的杠杆和曲柄完成的。 action technology machine process 与AI对话词汇游戏阅读练习
