A unit of power in the U.S. Customary System,equal to 745.7 watts or33,000 foot-pounds per minute.是什么意思_A unit of power in the U.S. Customary System,equal to 745.7 watts or33,000 foot-pounds per minute.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句