先行

Traditional form:

先行

Pinyin (reading):

xiānxíng

Definitions:

• to start off before the others; to precede
• to proceed in advance

Characters:

• 先 - first, former, previous
• 行 - to go, to walk, to move; professional

Traditional characters:

• 先 - first, former, previous
• 行 - to go, to walk, to move; professional