neck是“脖子”，neck and neck可不是“脖子和脖子”，而是(尤指选举中)并驾齐驱，难分高低。

【例句】
The two horses were neck and neck at the finish fine.
那两匹马并驾齐驱，同时跑到终点。

On day one of the election campaign the National and Liberal Party leaders were neck and neck.
从竞选活动的第一天起，国家党和自由党的领导人就难分高下。