More than a century of groundwater over-exploitation in Vietnam has drawn the water table down and, with it, arsenic.
在越南长达一个多世纪的地下水过度开采使地下水位下降，与此同时，砷也随之深入。
It probably isn't enough to break a table down into rows and columns-the record structure of a relational table might not capture some useful groupings.
将一个表分解为一些行和列也许还不够—一个关系表的记录结构也许不能捕获一些有用的组合。
"Go easy," said Billy to the other boys carrying the table down the stairs.
“慢慢来，”比利对扛着桌子下楼的其他男孩子说。
Would you carry the table down for me?
你能帮我把桌子搬下来吗？
He had brought a long table down from the house and upon it had set out boxes of cigars.
他从屋里搬出了一只长桌子来，在桌上摆了几匣雪茄。
He had brought a long table down from the house and upon it had set out boxes of cigars.
他从屋里搬出了一只长桌子来，在桌上摆了几匣雪茄。
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