on tap片语KK [ɑn tæp] /ɑn tæp/发音片语1桶装的、生的指啤酒They have four local beers on tap tonight.今晚他们供应四种本地的桶装啤酒。2随时可用、随时可取得We keep extra volunteers on tap for busy weekends.我们安排了额外的志工,周末忙碌时随时可以调用。3即将进行、已安排美式,口语What's on tap for the meeting this afternoon?今天下午的会议安排了哪些内容?用这个字练口说→