美[?d?:rsl] 1 . a shark's dorsal fin
鯊魚(yú)的背鰭
來(lái)自《權(quán)威詞典》
2 . His dorsal fin was down and his huge pectorals were spread wide.
它的脊鰭朝下耷拉著,巨大的胸鰭大張著.
來(lái)自英漢文學(xué) - 老人與海
3 . There are usually no dorsal pores in the first few intersegmental grooves.
身體前幾個(gè)節(jié)間溝內(nèi)經(jīng)常無(wú)背孔.
來(lái)自辭典例句
4 . The heart is dorsal and is provided with paired ostia.
心臟位于背方,有一對(duì)心門.
來(lái)自辭典例句
5 . Only the dorsal lip of the blastopore could induce altered development in the host.
只有胚孔的背唇能夠誘導(dǎo)宿主發(fā)育的改變.
來(lái)自辭典例句
1.belonging to or on or near the back or upper surface of an animal or organ or part;
the dorsal fin is the vertical fin on the back of a fish and certain marine mammals
2.facing away from the axis of an organ or organism;
the abaxial surface of a leaf is the underside or side facing away from the stem
