壺口詠南運河 <p class="ql-block"><span style="font-size:22px; color:rgb(22, 126, 251);">溯本昆侖九省頭，水經(jīng)壺口鎖咽喉。</span></p><p class="ql-block"><span style="font-size:22px; color:rgb(22, 126, 251);">霧氛彌空遮蔥嶺，噴壁梯縱奔海流。</span></p>