| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024de•tect /dɪˈtɛkt/USA pronunciation v. [~ + object]- to discover or notice the existence of; find or find out:to detect the odor of gas.
- to discover (a person) in an act:to detect someone cheating.
- to discover the true nature of:I detected a note of pity in her voice.
de•tect•a•ble, de•tect•i•ble, adj. de•tec•tion /dɪˈtɛkʃən/USA pronunciation n. [uncountable] de•tec•tor, n. [countable] WordReference Random House Unabridged Dictionary of American English © 2024de•tect (di tekt′),USA pronunciation v.t. - to discover or catch (a person) in the performance of some act:to detect someone cheating.
- to discover the existence of:to detect the odor of gas.
- to find out the true character or activity of:to detect a spy.
- Telecommunications
- to rectify alternating signal currents in a radio receiver.
- to demodulate.
- Latin dētēctus (past participle of dētegere), equivalent. to dē- de- + teg(ere) to cover + -tus past participle suffix
- late Middle English 1400–50
- 2.See corresponding entry in Unabridged See learn.
Collins Concise English Dictionary © HarperCollins Publishers:: detect /dɪˈtɛkt/ vb (transitive)- to perceive or notice: to detect a note of sarcasm
- to discover the existence or presence of (esp something likely to elude observation)
- to extract information from (an electromagnetic wave)
- obsolete to reveal or expose (a crime, criminal, etc)
Etymology: 15th Century: from Latin dētectus uncovered, from dētegere to uncover, from de- + tegere to coverdeˈtectable, deˈtectible adj |