noun 下载 🔗分享 燕隼 A small falcon, Falco columbarius, that breeds in northern North America, Europe, and Asia. Examples : "A merlin perched on the fence post, its keen eyes scanning the field for prey. " 一只燕隼栖息在篱笆柱上,锐利的眼睛扫视着田野,寻找猎物。 bird animal nature biology 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 齿墙,雉堞。 Any of the upright projections between the embrasures of a battlement, originally for archers to shield behind while shooting arrows over the embrasures, or through loopholes in the merlons. Examples : "The medieval castle's merlons offered excellent cover for the soldiers. " 中世纪城堡的齿墙为士兵们提供了极好的掩护。 architecture military war building history 与AI对话词汇游戏阅读练习