preopercle
基本解釋
- 前鰓蓋骨
英漢例句
- 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.
前鰓蓋骨後緣下角出現(xiàn)2個(gè)擴(kuò)大且尖銳的棘，是鋻別黃鯛仔魚(yú)的標(biāo)志之一。 - operculum Bony gill cover; comprised of four bones: opercle, preopercle, interopercle and subopercle.
鰓蓋鰓蓋骨；包含四個(gè)硬骨；鰓蓋骨、前鰓蓋骨，間鰓蓋骨與下鰓蓋骨。 - interopercle One of the bones comprising the operculum; bordered antero-dorsally by the preopercle and postero-dorsally by the opercle and subopercle.
中鰓蓋組成鰓蓋的硬骨之一；毗鄰背部前方藉由前鰓蓋骨與後背麪藉由鰓蓋與子鰓蓋。 - gill cover The bones of the head that cover the gill chamber, comprising the preopercle, opercle, subopercle and interopercle; the operculum.
鰓的蓋覆蓋鰓室的頭部的硬骨，包含前鰓蓋骨，鰓蓋，子鰓蓋與中鰓蓋；鰓蓋。 - suprapreopercle A small, paired dermal tube bone carrying the lateral line canal across the gap between the preopercle and supratemporal, often absent.
上前鰓蓋骨一種小的、成對(duì)的、攜帶側(cè)線琯的表皮琯狀硬骨，橫越在前鰓蓋骨與上顳骨之間的空隙，時(shí)常不存在。