难分高下
It's hard to tell who is better.
以上为机器翻译结果，长、整句建议使用 人工翻译 。
这场选举中候选人难分高下。
The candidates are running neck and neck in this election.
youdao
他和他的兄弟在弹钢琴的技巧上难分高下。
He rivals his brother in his skill as a pianist.
民意调查显示，两名候选人在选举中旗鼓相当， 难分高下。
Opinion polls show that the two candidates are running neck and neck in the election.
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