riser
US /ˈraɪ.zɚ/
UK /ˈraɪ.zɚ/
1.
起床者, 早起者
a person who gets out of bed at a specified time
:
•
She's an early riser, always up before dawn.
她是个早起者，总是在黎明前起床。
•
He's a late riser on weekends.
他周末是个晚起者。
2.
立板, 楼梯立面
a vertical part of a stair or step
:
•
The old staircase had a broken riser.
旧楼梯有一个破损的立板。
•
Each riser was carefully measured.
每个立板都经过仔细测量。
3.
立管, 垂直管道
a vertical pipe or duct
:
•
The building's main water riser needed repair.
大楼的主水立管需要维修。
•
They installed a new electrical riser.
他们安装了一个新的电立管。