求翻译：“刚上行两三米，老伴突然就摔下来，好像电梯突然后退。”朱女士说，她站在老伴后面，随之倒下，右手向下支撑台阶，没想到虎口划到台阶边缘，“像被刀子划开一样”。是什么意思？

"Just up twenty-three meters, his wife suddenly fell off, as if the elevator suddenly back." Ms Chu said she stood behind his wife, along with down, right down to support level, did not expect the tiger's mouth plan to the step edges, "as a knife and cut open the same. "

"Just uplink 23 meters, his wife suddenly fall off, like elevator suddenly back. Ms. Chu said, " she stood behind his wife, and his right hand had fallen down, along with the supporting terraces, I never thought that tiger is zoned to the stairs, "Like the knife edge like open".

正在翻译，请等待...

"Just up two or three meters, his wife suddenly fell, as if the elevator suddenly back. "Zhu said that she was standing behind his wife, and with it fell, his right hand supporting stepped down, did not expect Tiger to bench edge," partition like a knife ".

"Just uplink two or three meters and his wife suddenly fell down the elevator suddenly seem backwards. "Zhu said that she was standing behind his wife, and with it fell, his right hand supporting stepped down, did not expect Tiger to bench edge," partition like a knife ".