基本解释呼吸閥 [魚] 呼吸瓣 通氣閥英汉例句雙語例句One hypothesis suggests that by closing tiny breathing-valves in their exoskeletons called spiracles, insects prevent evaporation.有一種假說認爲崑蟲可以通過關閉外骨骼上微小的呼吸閥門（氣孔）來防止蒸發。breathing valve更多例句