I would wake up dizzy in the morning. I'd collapse to the floor.
她说:“早晨起床时我会觉得头晕,并且常常会摔倒在地板上。”
2
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。
3
Rescuers got a stark lesson after Utah's Crandall Canyon mine collapse in 2007, when nine people died. Only one mobile robot made it down a borehole and onto the mine's floor.