单词	端*
释义	同端*--肢
随便看	duration of life duration oflife duration of life; longevity duration of life; longivity duration of meeting duration of orienting duration of oscillation duration of peak value duration of peak value of rectangular impulse current duration of possible sunshine duration of pregnancy duration of quarrantine duration of remembering duration of rise duration of run duration of service duration of shock pulse duration of short circuit duration of short-circuit duration of sunshine duration of swing duration of tide duration of totality duration of two minute s duration of two minutes