扶梯的英文：
1.[Aeronautics] a ramp

参考例句：

He had hurt his elbow through dropping his stick and slipping downstairs
他因丢了拐仗从扶梯上滑了下去，伤了胳膊肘。

Finally, they arrive at a station which they leave by escalator.
最后，他们到达车站后是乘电动扶梯离开的。

Her face as she came down the stairs was impassive, gay, with a furtive trouble in the eyes
她走下扶梯时，脸色泰然自若，快快活活，眼睛里有一种隐隐的痛苦神情。

aeronautics是什么意思：
n. 航空学,航空术

NASA(The National Aeronautics and Space Administration)
美国航空航天管理局

Aeronautical and astronautical scientific and technical documentation
航空航天科学技术文献

This is the summary of Research 1997, Department of Aeronautics and Astronautics.
航空航天部1997年度研究工作总结。

Including communications, engineering, electronics, aeronautics and satellite technology.
包括通信、工程、电子、航空和卫星技术在内

Something akin to panic swept the National Aeronautic and Space Agency.
一种近乎恐慌的心情席卷了国家宇航局。

ramp是什么意思：
n. 斜坡；坡道；敲诈
v. 蔓延；敲诈

The roses ramped over the wall.
玫瑰花蔓延到了墙外。

Drive the car up the ramp.
把汽车开到斜坡。

But ramping up ethanol production has drawbacks.
但是骤然加大酒精产量会遇到一些不利条件。

Lillian was coming down the ramp from the museum.
莉莲正从博物馆那边的斜坡上走下来。

She was shepherded by her guards up the rear ramp of the aircraft.
她在警卫的护送下上了飞机尾部的舷梯。