Minish the well space and increase transflux routeways upper backwater and driving, especially setup precipitation well and drain residual water at the bottom of diving layer.

减小井间距，增加上层滞水和潜水的入流通道，尤其要在潜水含水层底板低洼处设置降水井将低洼处的残留水引走。

youdao

The AS2 offers scuba diving-like capabilities, but without certification, no cumbersome attached gear, and no experience required - especially if you're the passenger.

在AS2提供潜水般的能力，但没有认证，没有繁琐的附加装置，也没有经验的要求-特别是如果你是乘客。

youdao

And,he says the subject of oceans interests him especially because he has been scuba diving since he was a child.

VOA: special.2009.03.25