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
There was a girl on the ferry.
在渡船上有一个女孩。
Mr. Tony Smith is from The City College of New York.
托尼.史密斯先生来自纽约城市大学。
as by falling into inaccessible caves, or into an ice crevasse, like the Siberian mammoths,
如掉进难以到达的洞穴，或掉进冰河裂缝里，或者像西伯利亚长毛象那样掉进冰窟中，