upwell的意思|示意
v. 上涌，向上流
第三人称单数 upwells 现在分词 upwelling 过去式 upwelled 过去分词 upwelled
upwell相关短语
1、 Upwell Supermarket 顶好超级市场
2、 pick-upwell 加速井
3、 upwell water 上升水
upwell相关例句
When surface waters are cold, deeper depths are allowed to upwell, bringing these essential nutrients toward the surface where the phytoplankton may use them.
当海水表面温度下降时，较深一些的海水就会上浮，同时把这些必须营养成分带到水面处，供生活在那里的浮游植物生长的需要。
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。