heads or tails片語KK [hɛdz ɔr telz] /hɛdz ɔɹ teɪlz/發音片語1正面還是反面、(硬幣的)正反面Call it in the air: heads or tails?硬幣還在空中時就喊:正面還是反面?2擲硬幣決定、抽籤決定口語We settled the argument with heads or tails.我們用擲硬幣的方式解決了爭執。3弄懂、搞明白多用於否定句I can't make heads or tails of these instructions.這些說明我完全看不懂。