predorsal

常見例句

Predorsal length From the base of the anteriormost dorsal fin ray to the tip of the snout or upper lip.
背前長從最前麪背鰭鰭條基底処到吻尖或上脣前耑。
predorsal Area or distance anterior to first dorsal fin.
背前的第一背鰭前的區(qū)域或距離。
predorsal ridge A low narrow ridge of skin on the midline of the back anterior to the first dorsal fin base.
背前脊一個皮膚的低狹窄脊，位於第一背鰭基底前的背部中線上。
predorsal myomeres A count of the number of myomeres or muscle blocks before the dorsal fin in eel leptocephali. The count includes the myomere under the dorsal fin origin.
背鰭前的肌分節(jié)鰻魚狹首型幼魚背鰭前肌分節(jié)或肌肉塊的數(shù)量計數(shù)。計數(shù)包括背鰭起始點下麪的肌分節(jié)。
predorsal scales The row of scales along the midline between the dorsal fin and the back of the skull. In counting, all scales crossing the midline are included.
背前鱗沿著背鰭與頭蓋骨背部之間中線的鱗片列。在計算時，橫越中線的所有鱗片都被包括在內(nèi)。