This timber approximates first-class standard, but it still has some defects.

这种木材差不多是头等材，但它还有些缺陷。

youdao

The few jobs now being created too often pay a pittance, not nearly enough to pry open the doors to a middle-class standard of living.

当前创造的就业机会也只是杯水车薪，还远远无法达到中产阶级的生活水准。

youdao

The uncertainty of calibration results for second-class standard mercury thermometers directly influences the delivered results of temperature quantity values.

二等标准水银温度计检定结果的不确定度，直接影响温度量值传递的检定结果。

youdao

7% 77% is class average and the standard deviation was 17% so you can see where things lie. 50% is a pass.

7是平均水平，标准偏差是%,这就是事情所在，50%就及格。

麻省理工公开课 - 固态化学导论课程节选

In essence Rolls-Royce makes one piece of kit, with multiple applications, to a world-class standard.

ECONOMIST: Manufacturing: A tale of two industries | The

Ideally, those disciplines should be the ones that, if done at world-class standard, create the most economic value for your business.

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He said his firm would put in place an "attractive" fare structure, including a 15% reduction in standard tickets and new categories of fares, including a new class between standard and first.

BBC: UK Politics