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респираторная система
stresses
environ.
呼吸系统
入气口的结构和通道,在脊椎动物体内交换氧气和二氧化碳。
(Органы и проходы, связанные с вдыханием, выдыханием и обменом кислорода и углекислого газа в теле позвоночного животного)
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