The new firm was owned on a fifty-fifty basis by the two parent companies.

新公司的所有权两家母公司各占一半。

《柯林斯英汉双解大词典》

Costs are to be shared on a fifty-fifty basis between the government and local businesses.

费用由政府和当地企业均摊。

《牛津词典》

They found the treasure and divided it up fifty-fifty ( on a fifty-fifty basis).

他们找到那批财宝，把它平分了。

youdao

Theatre manager Mr Batty said any money was likely to be awarded on a "fifty-fifty" match-funding basis.

BBC: Python star backs theatre's plea