英语词汇“three-speed”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	three-speed
释义	three-speed three′-speed` n. 1. a system of gears having three forward gear ratios, esp. on a bicycle. 2. a bicycle having such a system of gears. adj. 3. having three forward gear ratios.
随便看	american society for amateur archaeology american society for apheresis american society for artificial internal organs american society for automation in pharmacy american society for bariatric surgery american society for biochemistry and molecular biology american society for bioethics and humanities american society for biotechnology american society for blood and marrow transplantation american society for bone and mineral research american society for cell biology american society for circumpolar health american society for clinical investigation american society for clinical laboratory science american society for clinical nutrition american society for clinical oncology american society for clinical pathology american society for clinical pharmacology and therapeutics american society for colposcopy and cervical pathology american society for continuing education american society for cybernetics american society for cytotechnology american society for deaf children american society for dental aesthetics american society for dermatologic surgery association

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three-speed