long-billed warm-water seabird with wide wingspan and forked tail 同义词：man-of-war bird,
例句与用法
1.
Frigate birds are not only the fastest , but also the most acrobatic ocean - going birds 军舰鸟不但是世界上飞得最快的海鸟，而且是最擅长远洋飞行的海鸟。
2.
Witness the flirty , funny courtship dance of the waved albatross6 and watch as male frigate birds inflate their enormous bright red pouches to attract mates 弄潮信天翁跳着滑稽轻浮的求爱舞蹈，雄军舰鸟则鼓胀起自己那巨大的鲜红色嗉囊去吸引配偶。
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