pinion cutting machine
基本释义
齿轴切削机床
实用场景例句
学术讨论
The plumage of peacocks exhibits a stunning array of colors and patterns.
孔雀的羽毛展现了令人惊叹的色彩和图案。
Ornithologists study the plumage of birds to understand mating rituals and species differentiation.
鸟类学家研究鸟类的羽毛，以了解求偶仪式和物种分化。
校园生活
The museum's exhibit on bird plumage attracted a large number of visitors.
博物馆关于鸟类羽毛的展览吸引了大量游客。
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