Rainstorms are becoming more intense in California and around the world, says University of California Davis hydrologist Helen Dahlke.

加州大学戴维斯分校水文学家海伦·达尔克说，加州和世界各地雨正变得更加激烈。

" You cannot put a sand dam anywhere, " said Keziah Ngugi, a hydrologist and lead writer of the study.

" 你不能想在哪建沙坝就在哪建，" 该研究主要作者、水文学家克赛亚。 古戈说。

The government announced the formation of a multi-agency team of geologists and hydrologists that would investigate the rise of the lakes.

政府宣布成立一个由地质学家和水文学家组成多机构小组，负责调查湖泊上升。

On Wednesday a group of engineers, agronomists, hydrologists, topographers, and surveyors arrived whofor several weeks explored the places where Mr. Herbert had hunted his butterflies.

星期三， 一群工程、、水文学家、地形学家和测量员抵达，他们花了几周时间探索赫伯特先生捕杀蝴蝶地方。

Led by a hydrologist named Pierre Bouguer and a soldier-mathematician named Charles Marie de La Condamine, it was a party of scientists and adventurers who traveled to Peru with the purpose of triangulating distances through the Andes.

在一位名叫皮埃尔·布格水文工作者和一位名叫查理·玛丽·孔达米纳军人数学家率领下，一个由科学家和冒险家组成小组前往秘鲁，旨在用三角测量法测定穿越安第斯山脉距离。