<p class="ql-block">口齿纳食设首关，</p><p class="ql-block">门刀里臼细磨川，</p><p class="ql-block">交舌浸唾吞消化，</p><p class="ql-block">与命相干筑立端。</p><p class="ql-block">年老掉牙常事小，</p><p class="ql-block">营生毕竟不需宽，</p><p class="ql-block">平时爱护增坚固，</p><p class="ql-block">就寝前刷净玉栅。</p>