n.羽毛,羽毛饰,羽毛状物
vt.用羽毛装饰,(为某事)使形成羽毛状,自豪
a plume of smoke
一缕青烟
The rising plume of black smoke could be seen all over Kabul.
整个喀布尔都能看到腾起的黑烟.
She writes under the nom de plume of Alison Cooper.
她用笔名艾莉森·库珀写作。