She might cost the equivalent of 150 eggs to feed, producing an annual net gain of 150 eggs.
成本相当于150个鸡蛋的饲料，每年净收益150个鸡蛋。
The net gain of 39 seats the Republicans need to win control of the House seems well within reach.
共和党人为了赢得众议院控制权需要获得的39个众议院席位看起来都唾手可得。
Economists interviewed by news organizations say the data will show a net gain in jobs for only the second time since the recession began.
接受新闻机构采访的经济学家说，预计新的数据将显示就业人数出现净增，这将是衰退开始以来第二次出现净增。
A free-range hen scratching around might lay one or two eggs a week. Feeding her costs nothing, giving a net gain of 50-100 eggs a year.
散养的鸡四处抛食，一个星期可以下1-2个蛋，饲料成本为零，一年可以净得50—100个鸡蛋。
The net gain loss has relation to Er-doped concentration and input signal power.
净增益亏损与光波导掺铒浓度、输入信号强度有关。
That would give them a net gain of 39, which by coincidence is exactly how many they need to gain control.
这将使他们净增39席，恰好能够取得众议院的多数席位。
This information includes a detailed statement of the "net gain" that each party receives upon reaching agreement.
这个信息含每一方在达成协议后“净收益”的一个详细描述。
The net gain comes as much from the reader's contribution through his own insight and experience as from the author's own.
对于所得的实益，读者由他自己的见识和经验所贡献的份量，是和作者自己一样多的。
The results showed that the seasonal dynamics of net growth of leaves and net gain tillers coexisted mutual remedying characteristics.
结果表明：叶片净生长与净分蘖数季节动态具有相互弥补的特点。
There is no net gain when a country moves forward on some disease-specific targets only to fall backwards on many other basic indicators for health.
如果一个国家仅在一些特定疾病目标方面取得进展，但在许多其它基本健康指标方面出现倒退，就没有净收益。
He would not want to try to justify the tax on the ground that the net gain to certain groups in society is such as to outweigh the injustice.
他绝不会以某些社会群体的纯收入抵消了不正义为由来证明那种税收是正当的。
The U. S. economy had a net gain of 244,000 jobs in April, the biggest increase in nearly a year, while the unemployment rate rose slightly to hit 9 percent.
美国经济4月份净增加了24万4千个工作机会，是将近一年内增幅最大的一次，但美国的失业率小幅上升到9%。
The U. S. economy had a net gain of 244,000 jobs in April, the biggest increase in nearly a year, while the unemployment rate rose slightly to hit 9 percent.
美国经济4月份净增加了24万4千个工作机会，是将近一年内增幅最大的一次，但美国的失业率小幅上升到9%。
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