I lay down on the floor. I was scared things would collapse.

我躺在地上，害怕东西会塌下来。

youdao

Suddenly, the whole building started to shake. I was scared — my classroom was on the third floor, the building would collapse and we would die there.

突然，整个大楼开始摇晃，我非常害怕- - - - - -我们的教室在三楼，如果大楼垮塌，我们将必死无疑。

youdao

Fire official Abdus Salam said the building had been constructed on land which was once a canal and the owner had been adding another floor to it when the collapse occurred.

BBC: Dhaka building collapse kills 23