Opinion polls show the two main parties are running neck and neck.
民意调查显示两大主要党派势均力敌。
Examples from the Corpus
neck and neck (with somebody)• Du Pont and others are neck and neck with us.• He and Yeltsin are neck and neck in the polls.• It's neck and neck with Madonna.• Sailing: Leaders neck and neck.• The two main parties are still neck and neck, pointing to a hungParliament.