neck and neck字面意思是脖子和脖子；实际意思是并驾齐驱，不分上下，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。

When we got there, the two teams were still neck and neck.
当我们赶到那里，那两支队伍依然相持不下。