clay pigeon
短语n. 陶土飞靶（盘状, 挺身而出空中供打靶用）
词形变化
clay pigeons
复数
clay pigeons
释义与例句
n.
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1.
A flying target, usually a disc, made of a mixture of pitch and pulverized limestone rock, used as moving target in sport shooting.
飞碟
词汇关系
词源
The term is a remnant of the history of trap shooting. Originally, live pigeons were used as targets, but they were gradually replaced with clay disks and ultimately banned. Later, clay was replaced with more suitable raw materials.
来源：wiktionary