Don't be penny wise and pound foolish.

不要小钱精明，大钱愚蠢。

youdao

She is always penny wise and pound foolish.

她老是小事聪明，大事糊涂（小处精明，大处浪费）。

youdao

Some might say he is penny wise and pound foolish.

有些人可能会说他是因小失大。

youdao

Some might say he is penny wise and pound foolish.

VOA: special.2009.10.04

The current focus on reducing the role of the market maker is penny wise and pound foolish, and could prove costly in the future.

ECONOMIST: Letters

Obey with a well-established reputation for penny-wise and pound-foolish approaches to foreign aid in general and a lack of appreciation of Turkey in particular insisted on cutting the overall amount of U.S. assistance to Ankara in Fiscal Year 1993 and on converting it from a grant aid to loans.

CENTERFORSECURITYPOLICY: Center for Security Policy | Wake-Up Call From Saddam: Turkey Is A Friend In Need, A Friend Indeed

The Center for Security Policy is profoundly concerned that, if the Clinton Administration has its way, the United States will make penny-wise and pound-foolish reductions in its defense establishment reductions which are both inconsistent with its abiding global requirements and very costly to reconstruct when, inevitably, it is recognized that such a step is necessary.

CENTERFORSECURITYPOLICY: Center for Security Policy | So Much For ��The Vision Thing��: Clinton-Aspin Defense Budget Is Risky Business