| 单词 | control |
| 释义 | Word Frequency control(kənˈtrəʊl) verbWord forms: -trols, -trolling or -trolled (transitive) 1. to command, direct, or rule to control a country 2. to check, limit, curb, or regulate; restrain to control one's emotions to control a fire 3. to regulate or operate (a machine) 4. to verify (a scientific experiment) by conducting a parallel experiment in which the variable being investigated is held constant or is compared with a standard 5. a. to regulate (financial affairs) b. to examine and verify (financial accounts) 6. to restrict or regulate the authorized supply of (certain substances, such as drugs) noun 7. power to direct or determine under control out of control 8. a means of regulation or restraint; curb; check a frontier control 9. (often plural) a device or mechanism for operating a car, aircraft, etc 10. a standard of comparison used in a statistical analysis or scientific experiment 11. a. a device that regulates the operation of a machine. A dynamic control is one that incorporates a governor so that it responds to the output of the machine it regulates b. (as modifier) control panel control room 12. spiritualism an agency believed to assist the medium in a séance 13. Also called: control mark a letter, or letter and number, printed on a sheet of postage stamps, indicating authenticity, date, and series of issue 14. one of a number of checkpoints on a car rally, orienteering course, etc, where competitors check in and their time, performance, etc, is recorded Derived forms controllable (conˈtrollable) adjective controllability (conˌtrollaˈbility) or controllableness (conˈtrollableness) noun controllably (conˈtrollably) adverb Word origin C15: from Old French conteroller to regulate, from contrerolle duplicate register, system of checking, from contre- counter- + rolle roll |
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