v.需要，必须( need的过去式和过去分词 )，（表示应该或不得不做）有必要...

Ian kneed him in the groin.伊恩用膝盖顶他的下身。He would need all his authority to keep the weak-kneed volunteers from bolting.他需要动用所有的职权防止那些胆小的志愿兵逃跑。She kneed her attacker in the vitals ( ie in the genitals ) and ran away.她用膝盖撞那个...

microneedle的音标：microneedle的英式发音音标为：[maɪkrəʊ'ni:dl]microneedle的美式发音音标为：[maɪkroʊ'nidl]...