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的水文学家海伦·达，加州和世界各地的暴风雨正变得更加激烈。

" 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，" 该研究的主要者、水文学家赛亚。 古戈。

Geologists can study hydrology, faults, disturbance.

地质学家可以研究水文学、断层、扰动。

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

政府宣一个由地质学家和水文学家组的多机构小组，负责调查湖泊的上升。

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， 一群工程师、农艺师、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的地方。