一马当先 yī mǎ dāng xiān

DEFINITIONS

  1. to take the lead

CHARACTERS

一 yī
HSK 1
one; a, an; alone
马 mǎ
HSK 3
horse; surname; KangXi radical 187
当 dāng
HSK 3
bear, accept, undertake; just
先 xiān
HSK 1
first, former, previous