The modelling light is triggered with the manual firing button .

模特儿'闪光以手动引闪按键启用。

youdao

QUARITCH levels his GAU-90 at the shack. His finger goes to the firing button.

夸里奇用他的GAU - 90速射炮瞄准了链接室，他的手指向发射按钮按去。

youdao

QUARITCH levels his GAU 90 at the shack — his finger goes to the firing button — WHAM!

夸里奇用他的GAU - 90速射炮瞄准了功能室，他的手指向发射按钮按去——WHAM ！

youdao

Not by pressing some button and firing a bunch of missiles but simply by doing nothing.

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