中文词源
dorsal 背部的
来自拉丁语dorsum, 背，词源同endorse.
英语词源
- dorsal
-
dorsal: see doss
- dorsal (adj.)
- early 15c., from Old French dorsal (14c.) or directly from Medieval Latin dorsalis, corresponding to Latin dorsualis "of the back," from dorsum "back," which is of uncertain origin.
权威例句
- 1. a shark's dorsal fin
- 鲨鱼的背鳍
- 2. His dorsal fin was down and his huge pectorals were spread wide.
- 它的脊鳍朝下耷拉着,巨大的胸鳍大张着.
- 3. There are usually no dorsal pores in the first few intersegmental grooves.
- 身体前几个节间沟内经常无背孔.
- 4. The heart is dorsal and is provided with paired ostia.
- 心脏位于背方,有一对心门.
- 5. Only the dorsal lip of the blastopore could induce altered development in the host.
- 只有胚孔的背唇能够诱导宿主发育的改变.
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