英语词汇preopercle怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	preopercle
释义	preopercle 简明释义 n.前鳃盖骨专业释义 1 生物学前鳃盖骨双语例句 1 The appearance of 2 large and sharp spines at lower angle of external edge of the preopercle is also the symbol of the larval Dentex tumifrons. 前鳃盖骨后缘下角出现2个扩大且尖锐的棘，是鉴别黄鲷仔鱼的标志之一。
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