Calypte anna

• n. 安娜蜂鸟(蜂鸟科)

Calypte anna的用法和样例：

例句

用作名词 (n.)

1. Clark wrote that maximising speed is an important component of the courtship display of Anna's hummingbirds, because of the loud sound generated as they dive.
   克拉克认为，对于安娜蜂鸟来说，获取最大速度是其求爱演出里的一个重要剧目，因为当它们俯冲时，能随之生成巨大的啸声。
2. In previous research, Clark showed that male Anna's hummingbirds spread their outer tail feathers during dives and these vibrate like the reed in a clarinet.
   在先前的研究里，克拉克指出雄安娜蜂鸟在俯冲时展开自己的外层尾羽，使之象笛子里的簧片一样随着气流震动。