<p class="ql-block">炎热干旱的吐鲁番,</p><p class="ql-block">却是一片林木茂盛的绿洲。</p><p class="ql-block">吐鲁番虽然终年少雨,</p><p class="ql-block">但却受天山雪水的滋润。</p><p class="ql-block">这一切得益于坎井。</p><p class="ql-block"><br></p><p class="ql-block">吐鲁番的先民们,</p><p class="ql-block">在厚厚的黄土层中,</p><p class="ql-block">挖出四通八达的隧道,</p><p class="ql-block">并将天山融化的雪水,</p><p class="ql-block">沿隧道引流到田地里。</p><p class="ql-block">将整个吐鲁番滋润得,</p><p class="ql-block">莺飞草长、树高林茂。</p>