Riser
n. 起床者, 叛徒, 起义者, 竖板\\n[化] 上升管
📖 牛津释义
riser
n
1 vertical piece between two treads of a staircase 梯级竖板.
2 person who habitually gets up early or late in the morning (as specified) 惯於早起或晚起的人
an early/a late riser 早起[晚起]的人.
🗣️ 情景例句
Six months ago.
六个月以前。
Two dollars and seventy-five cents.
二美元七角五分。
I don't know how to express my gratitude.
我不知道怎样来表达我的感激之情。