Although the risks of offshore drilling are much harder to quantify than the benefits, I believe the shift in the benefit-cost ratio has been large enough so that the time has come to allow drilling.

尽管近海开采的风险量化要比其利益量化困难很多，但是我相信收益成本比已经足够大了，因此是时候允许近海开采了。

youdao

You need the architect's skills to assess feasibility and costs of features for the project manager to be able to define the cost/benefit ratio.

你需要架构师的技能去为项目经理评估可行性和成本，并由此确定成本/收益比率。

youdao

This phased approach means that the cost-to-benefit ratio isn't rosy either, and unless the head team can deploy aggressively and successfully, the project is at risk of being shut down.

分阶段方案意味着效益成本比也并不乐观，除非主管团队能积极推广并获得成功，否则项目也存在着关张的风险。

youdao

Even the new proposed high-speed line in Britain has been shown to yield a benefit-cost ratio of around two-to-one.

ECONOMIST: Letters

When it was first proposed, the benefit-to-cost ratio was too slim to persuade the Treasury.

ECONOMIST: Transport

Though direct revenues alone would not make Galileo profitable, adding in the indirect economic gains resulting from better navigation of land, sea and air vehicles would produce a benefit-to-cost ratio of as much as 4.6 to 1.

ECONOMIST: Space race | The