音标: 英 ['petrәl]
1. They are bullied by the more aggressive giant petrels.
它们常被更加凶恶的巨鹱欺压
2. These delicate little petrels are the most numerous of all seabirds because they're found in every ocean.
这些身形轻巧的海燕 是所有海鸟中数量最多的 因为每片海域都有它们的身影
3. Wilson's petrels are too all to compete and pick off scraps from the edge of the frenzy.
黄蹼洋海燕身形太小 无力参与争夺 只能从疯狂的争抢中拾取一些残渣