preopercle
基本解释
- 前鳃盖骨
英汉例句
- 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。 - operculum Bony gill cover; comprised of four bones: opercle, preopercle, interopercle and subopercle.
鳃盖鳃盖骨；包含四个硬骨；鳃盖骨、前鳃盖骨，间鳃盖骨与下鳃盖骨。 - interopercle One of the bones comprising the operculum; bordered antero-dorsally by the preopercle and postero-dorsally by the opercle and subopercle.
中鳃盖组成鳃盖的硬骨之一；毗邻背部前方藉由前鳃盖骨与后背面藉由鳃盖与子鳃盖。 - gill cover The bones of the head that cover the gill chamber, comprising the preopercle, opercle, subopercle and interopercle; the operculum.
鳃的盖覆盖鳃室的头部的硬骨，包含前鳃盖骨，鳃盖，子鳃盖与中鳃盖；鳃盖。 - suprapreopercle A small, paired dermal tube bone carrying the lateral line canal across the gap between the preopercle and supratemporal, often absent.
上前鳃盖骨一种小的、成对的、携带侧线管的表皮管状硬骨，横越在前鳃盖骨与上颞骨之间的空隙，时常不存在。