Hanzi
一马当先
一马当先
一马当先
一马当先
一马当先
一马当先
一马当先
一马当先

yī一mǎ马dāng当xiān先

To take the lead; to be the first to charge ahead; to be in the forefront.

在这次团队项目中，小明总是冲锋在前，一马当先完成了最困难的部分。
In this team project, Xiao Ming always rushed forward, taking the lead to complete the most difficult part.
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