| 单词 | automatic |
| 释义 | automatic adj. & n. --adj 1. (of a machine, device, etc., or its function) working by itself, without direct human intervention. 2. a done spontaneously, without conscious thought or intention (an automatic reaction). b necessary and inevitable (an automatic penalty). 3. Psychol. performed unconsciously or subconsciously. 4. (of a firearm) that continues firing until the ammunition is exhausted or the pressure on the trigger is released. 5. (of a motor vehicle or its transmission) using gears that change automatically according to speed and acceleration. --n 1. an automatic device, esp. a gun or transmission. 2. colloq. a vehicle with automatic transmission. Phrases and idioms automatic pilot a device for keeping an aircraft on a set course. Derivatives automatically adv. automaticity n. Etymology: formed as AUTOMATON + -IC |
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