He came across the man shaving alfresco.他碰见那个男人正在外面刮胡子。an alfresco lunch party露天午餐聚会They often dined alfresco in the summer evenings.他们在夏日傍晚时,常在户外用餐....
Which include envelop generator, low - freq oscillator, envelop control, manual control, etc.这些手段是包络发生器 、 低频振荡器 、 包络控制 、 手动控制等.Humidity - has an effect on the freq .'s as well.空气湿度 - 同样对频率有效果影响....