Louisiana officials want to start building sand berms as barrier islands, to block oil from entering the fragile marsh ecosystems;

路易斯安那州官员希望开始建造作为屏障的沙堤来阻止石油侵入脆弱的沼泽生态系统；

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Starfish sand in the bedroom that keep skipping classes of the computer, at 46 block much when buy, buy two hours after, still up to 48, when the joy ah.

海星砂那天逃课守在寝室里电脑前，在46块多的时候买进，买进后的两小时内，还涨到了48，当时那个乐啊。

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In high slope the pipeline is anchored with sand or soil bags and the upper and lower part of the block is compact solidly.

在大斜坡区段，管线用沙袋或土袋锚固，固定块的上部和下部应压实牢固。

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Which it does: serene views of Little Narragansett Bay and Block Island Sound, spotless white-sand beaches, and a newly rebuilt, grand inn atop a scenic bluff, the Ocean House, which for decades had stood as a neglected sentinel, a reminder of grander times past.

FORBES

Unable to stop Canadian oil drilling and tar sand extraction programs, environmental groups are now trying to block any pipeline that is proposed out of the oil producing regions.

FORBES: Keystone XL: Voting for the Stone Age