1 (used about a machine) that can work by itself without direct human control （指机器）自动的: an automatic washing machine 自动洗衣机

2 done without thinking 不经思索的；无意识的

3 always happening as a result of a particular action or situation 必然的；当然的；顺理成章的: All the staff have an automatic right to a space in the car park. 全体职员理所当然都有权在停车场得到一个车位。 ➔automatically /-kli ||; -klɪ/ adv The lights will come on automatically when it gets dark. 天一黑，灯会自动亮起来。