最さい前ぜん戦せん

noun

front line; forefront; spearhead

Refers to the very front of an advance, battle, or movement; often used in military, competitive, or figurative contexts.

• 彼かれは常つねに最さい前ぜん戦せんで戦たたかってきた。

  He has always fought on the front line.

• その企き業ぎょうは技ぎ術じゅつ革かく新しんの最さい前ぜん戦せんに立たっている。

  The company is at the forefront of technological innovation.