| 单词 | booster |
| 释义 | Word Frequency booster(ˈbuːstə) noun 1. a person or thing that supports, assists, or increases power or effectiveness 2. Also called: launch vehicle the first stage of a multistage rocket 3. radio, television a. a radio-frequency amplifier connected between an aerial and a receiver to amplify weak incoming signals b. a radio-frequency amplifier that amplifies incoming signals, retransmitting them at higher power 4. another name for supercharger 5. short for booster dose 6. slang, mainly US a shoplifter |
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