Because of such problems, most highly gifted children are better off if they largely remain in the grade with other children their age.

由于有这些问题，极具天赋的儿童如果主要与其他同龄学童待在同一个年级，处境会更好。

youdao

The refractory plate is made with high grade bauxite, burn-off stone, light synthetic foam powder, aluminum titanate powder, phosphoric acid and water, and through mixing, ball milling and casting.

本发明耐火板材，其由高级铝矾土、烧化石、轻质泡沫合成粉、钛酸铝合成粉、磷酸、水经混合球磨后，浇铸成耐火板材。

youdao

They are respectively named cut-off grade, marginal grade, economic grade and the average grade of an ore deposit.

这4项品位指标依次为边界品位、边际品位、经济品位和矿床平均品位。

youdao

"What I have seen is a lot of kids really take off because they do have the one-on-one attention and they are up to grade level, if not beyond,as a result of having been in the program."

VOA: special.2010.07.16

But the format, which also has a successful celebrity spin-off, has been criticised by some commentators as low-grade television and even cruel.

BBC: NEWS | Entertainment | Channel aims for more Big Brother

It has already said if the switch-off took place, the Grade II listed lighthouse would remain intact.

BBC: NEWS | UK | England | Cornwall | Lighthouse switch-off considered

Now that its bonds are rated junk, they will be off limits to investors that buy only investment-grade debt.

WSJ: Slovenia Bond Sale Postponed