在一些作品中，花具有强烈的象征意义。In some works, flowers take on a powerful emblematic quality.这个岛屿的凹凸险峻象征着我们的历史和民族性格。The island's ruggedness symbolises our history and the character of the people.他暗示这些图形象征了英国和爱尔兰的地图。He suggested t...
Granite as raw material, PSA is made in a series of aggregate reactions of chemical fusibility.选用花岗闪长岩为原料, 通过一系列的化学熔融聚合反应制成新型絮凝剂———聚硅酸铁铝盐絮凝剂.Its petrology , petrochemistry and geochemistry feature show the intrusive is p...
曾为水井供水的蓄水层正式宣告干涸了。The aquifer which had once fed the wells was pronounced dry.环保主义者称引流河水会导致地下水位下降和水井干枯。Environmentalists say that diverting water from the river will lower the water table and dry out wells.水井的数量能较准确地反映水需...