n.冲动，冲力...

Lack of food and water provided much of the impulsion for their speed.缺少食物和水促使他们加快了速度。Under the impulsion of its screw the " Resolute'sailed down the Thames.决心号在暗轮的推动下向泰 晤 士河驶去.I love the regretless youth but not th...

impulsion的音标：impulsion的英式发音音标为：[ɪm'pʌlʃn]impulsion的美式发音音标为：[ɪm'pʌlʃən]...