面对尖锐的批评，他始终保持着不动声色的沉默。

He faced the harsh criticism with ___unblinking silence.

他目不转睛地盯着远处的灯塔。

He stared at the distant lighthouse with ___unblinking intensity.

士兵们以坚定的目光注视着前方，准备迎接战斗。

The soldiers faced the battlefield with ___unblinking courage in their eyes.