一段楼梯
- 网络a flight of stairs; a pair of stairs; a flight of steps
一段楼梯
一段楼梯
a flight of stairs
英语单词_百度知道 ... use a lift 使用电梯 a flight of stairs 一段楼梯 in the long run 长久看来 ...
a pair of stairs
英文量词大全_百度知道 ... a pair of dancers 一对舞伴 a pair of stairs 一段楼梯 a pair of pliers 一把剪钳 ...
a flight of steps
... a shoal of fish (鱼) a flight of steps 一段楼梯 a cote of doves (鸽子) ...
one flight
...(A)3.在心肌梗塞病人的复健中,要让病人能慢速爬一段楼梯(one flight)是那一阶段复建目 标?
1
2
3
5
7
11
12
14
17