Something not too large.

不要太大的。

youdao

We will control the inflow, to ensure that it is not too fast, and not too large.

我们将控制外国人的流入，确保流入的速度不会太快，数量不会太多。

youdao

It was brownish-grey, with a small head and a large body - not too large, for it was a dove.

它棕灰色，有个小小的脑袋和大大的身子——也不太大，因为它只是只鸽子而已。

youdao

Unlike ours, the Greek insolvency is not too large for an international rescue.

WSJ: David Ranson: The Revenue Limits of Tax and Spend

The possible (even if unlikely) prize for either side is simply too large to not continue the fight.

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Perhaps recruiting traditional head teachers has been difficult, not because the job is too large, but because it is too small.

ECONOMIST: Using scarce head teachers more wisely