1.自动的;机械的
2.【生】自动性的,无意识的
1.自动机械;自动装置
2.自动手枪
1.an automatic machine or process works by itself rather than being operated by people; an automatic weapon continues to shoot bullets until you take your finger off the trigger
2.happening as a result of specific conditions, rules, or laws, without a special decision being made
3.done without conscious thought or intention, especially because of habit
1.a car in which the gears change by themselves without any action by the driver
2.an automatic weapon