発はつ煙えん弾だん

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Meanings

1

smoke grenade; smoke shell

Refers to a projectile or device that emits smoke, used for signaling, screening, or military purposes.

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The police used smoke grenades to disperse the demonstrators.

戦せん車しゃが発はつ煙えん弾だんを発はっ射しゃして煙えん幕まくを張はった。

The tank fired smoke shells to lay a smoke screen.