For months dentists and the health department have been at loggerheads over fees.数月来牙医们与卫生部门就收费问题争执不下。

Becker was at loggerheads with the head office in Hong Kong.贝克尔与香港的总部产生严重分歧。

France was at loggerheads with other E.U. member countries on the issue.法国与其他欧盟国家就此问题争执不下。