单词	unpowered
释义	unpowered /ʌnˈpaʊəd / adjective Having no fuel-burning source of power for propulsion.Tow a glider that is a light-sport aircraft or unpowered ultralight vehicle in accordance with 91.309…... More progress was made in the inter-war era in the development of the autogiro, which had an unpowered overhead rotor blade driven by the airflow from a conventional tractor propeller in the nose. The powered phase is followed by an unpowered glide from Mach 0.9 down to Mach 0.3, when the parachute system deploys. Rhymes coward, Howard, underpowered
随便看	proof positive proof-press proofread proofreader proof sheet proof sleigh proof slip proof spirit proof staff proof stick proof strain proof stress proof text proof-texting proof-theoretic proof-theoretically proof theory prook prooke pro-ostracum proot prootic pro-oxidant prop prop.

英语词典包含243303条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。