汤姆拿出拖把和热水，把地拖得于于净净。

Tom took a mop and hot water and cleaned the house as slick as a whistle.

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他们结合现有最好的地下水使用信息来计算蓄水层地下水的净输出或净输入量。

They combined this with the best available information on groundwater usage to calculate the net amount of water leaving or returning to aquifers.

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当英国在二战中成为净债务人和净借入者时，英镑也丧失了其作为主要全球储备货币的地位，英国就此沦落。

The British Empire declined - and the pound lost its status as the main global reserve currency - when Britain became a net debtor and a net borrower in World War II.

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Now you have this situation where you have a droplet that is net negative or perhaps net positive.

现在的情况是那些液滴,可能是净负电，也可能是净正电。

麻省理工公开课 - 固态化学导论课程节选

So if we add them all up, there should be no net charge on the molecule, if the molecule is neutral.

因此如果我们把它们都加起来，这个分子上应该没有净电荷，如果这个分子是中性的话。

麻省理工公开课 - 化学原理课程节选

so you can see that there is going to be two sets in antibonding, three sets in bonding for a net of one, giving us the single bond.

因此你能看到,反键轨道上有两组，三组成键，得到一组净成键，所以成的是单键。

麻省理工公开课 - 固态化学导论课程节选