However, when surface waters are warm (as during an el ni? O), they do not allow the colder, deeper currents to upwell and effectively block the flow of life-sustaining nutrients.

可是，如果海面水温较高(例如在厄尔尼诺期间)，深层海水就无法上流，从而大大阻断了这些生命必须营养的正常循环。

youdao

The impact of this year’s El Niño has so far been less severe, but bad enough.

今年迄今的「圣婴现象」影响虽还不严重，但已不容小觑。

youdao

During the droughts of 1997 and 1998, which were linked to El Niñ o, an irregular warming of the Pacific Ocean, 39,000 square kilometres of Amazonian forest were burned by such fires.

在1997年和1998年间，因厄尔尼诺现象，即太平洋的不规律升温现象，发生了多次旱灾，在此期间，39000平方公里的亚马逊森林被类似的大火焚毁。

youdao

"Rhaid i ni wneud yn siwr bod gan bobl anabl amrywiaeth o ddewisiadau i'w galluogi nhw i fyw yn annibynnol, " meddai arweinydd Plaid Cymru Leanne Wood.

BBC: Dadl y Ceidwadwyr

Ulster 71 was to be the high point of Mr O'Neill's pet project of civic pride weeks that had been held throughout NI during the previous four years.

BBC: NI's civic festival that was overshadowed by turmoil

The NI Director of Public Prosecutions has said a decision has been taken not to prosecute in the Martin O'Hagan murder case.

BBC: No prosecution in Martin O'Hagan murder case