rainless

Rainless region and semiarid region account for one third of the earth land surface area. In these areas, lack of water has been a bottleneck that restricts the development of agriculture and forestry, has a strong impact on the living and development of human.

地球上约三分之一土地属于干旱区或半干旱区，在这些地方，缺水已成为制约农林业发展的瓶颈，严重影响人类的生存和发展。

there are similar atmospheric circulation difference characteristics between the source regions of the yellow river and the yangtze river for rainiest and rainless years but the circulation difference degree is stronger over the source regions of the yellow river than over the source regions of the yangtze river.

黄河和长江源区有相似的多雨与少雨年环流差异特征，只是差异程度不同，长江源区多雨与少雨年环流特征差异的强度不及黄河源区。

Thirsty fields under a rainless sky.

干旱无雨天气的干旱田地.

Based on the weather and UVI in bathing season, the beaches could be divided into cloudy and rainy, cloudy and rainless, and sunny and rainless groups.

根据天气及紫外线指数状况可以分为多云多雨型、多云少雨型和少云少雨型。

So we make a preliminary prediction that the Haihe River, the Yellow River and the Huaihe River will still maintain rainless period for another 10 to 15 years.

未来10～15年，海河流域、黄河流域和淮河流域仍将处于少雨期。

The dust strip was consistent with the rainless strip from middle to south of Gansu Province, and with the lay of the land of northeast of Qinghai-Xizang Plateau.

该沙舌与甘肃中部至陇南的干舌基本吻合，与青藏高原东北边缘的地形走向基本一致。

It's foggy and rainless in London at this time of the year.

在每年的这个时候,伦敦多雾而且少雨.