以下为句子列表：
英文: Its powerful “wings” (actually pectoral fin flaps) enable it to burst from the surface of the sea and soar several feet into the air before plummeting back to its natural home, landing with a loud slap.
中文: 它那有力的“双翼”（其实是可以拍动的胸鳍），令它得以冲出水面数呎高，然后再重重的“啪”一声落回水面。
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英文: Oberservation of compare with the sections of two calcified structrues, iepectoral fin ray and dentary bone from Chinese paddlefish Psephurus gladius were conducted.
中文: 以齿骨和胸鳍条为年龄鉴定材料，通过其骨磨片比较研究，结果显示用胸鳍条鉴定白鲟的年龄较为可靠。
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