instantaneous amplitude

例句：

1. 1. The scientist observed the phenomenon with an instantaneous camera.
   这位科学家用一台瞬时相机观察了这个现象。
2. 2. The car's brakes were instantaneously applied.
   汽车的刹车是立即被应用的。
3. 3. The explosion was instantaneous and caused significant damage.
   爆炸是瞬时的，造成了严重的损害。