1
dorsal fin
The shark's dorsal fin cut through the water.
鲨鱼的背鳍划破水面。
背部的；背侧的
先理解核心含义，再看它在真实句子里的用法。
背部的；背侧的
on, near, or belonging to the back or upper surface of an animal or body part
The shark's dorsal fin cut through the water.
鲨鱼的背鳍划破水面。
关于脊柱所在的侧,或无脊椎动物的相应侧；背侧的。
With respect to, or concerning the side in which the backbone is located, or the analogous side of an invertebrate.
属于或位于背部或上表面的
belonging to or on or near the back or upper surface of an animal or organ or part
仅有一侧锋利的。
Having only one sharp side.
背向器官或生物体轴线的
facing away from the axis of an organ or organism
The dolphin's dorsal fin helps it balance in the water.
海豚的背鳍帮助它在水中保持平衡。
AI contextual example
The doctor checked the dorsal side of my hand for any swelling.
医生检查了我手背侧是否有肿胀。
AI contextual example
Many fish have a long dorsal fin along their back.
许多鱼沿着背部有一条长长的背鳍。
AI contextual example
the dorsal fin is the vertical fin on the back of a fish and certain marine mammals
背鳍是鱼类和某些海洋哺乳动物背上的垂直鳍
WordNet
The shark's dorsal fin cut through the water.
鲨鱼的背鳍划破水面。
The dorsal surface of the leaf is smooth and shiny.
叶子的背面光滑而有光泽。
dorsal 指动物背部或器官的背侧，与 ventral（腹侧）相对。
Pain was reported on the dorsal side of the hand.
据报道疼痛出现在手背侧。
Not this
The fish's dorsal is black.
Use this
The fish's dorsal side is black.
dorsal 是形容词，不能单独用作“背部”的名词；中文“背部”是名词，易导致误用，需补上名词 side，或改用 back。
Not this
The heart is dorsal of the spine.
Use this
The heart is dorsal to the spine.
在解剖学中，表示相对方位时，dorsal 后接介词 to（如 dorsal to），而非 of；of 表所属或组成，不表方位。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
背鳍
The shark's dorsal fin cut through the water.
鲨鱼的背鳍划破水面。
背面；背侧表面
The dorsal surface of the tongue is covered with tiny bumps.
舌头的背面布满了细小的突起。
背面观；背视图
The drawing shows the dorsal view of the beetle.
这幅图展示的是甲虫的背面观。
背部区域；背侧部
The pain is located in the dorsal region of the torso.
疼痛位于躯干的背部区域。
背角（脊髓后角）
The dorsal horn of the spinal cord processes sensory information.
脊髓背角处理感觉信息。
Use dorsal naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象鲨鱼露出水面的背鳍叫 dorsal fin，凡是背上或上表面相关的都记作 dorsal（背部的）。
语域：formal 常见场景：解剖学与动物学文献、医学报告或手术记录、生物学教学 dorsal 是正式的专业术语，多用于解剖学、动物学或医学等语境，指动物或器官的背部或背侧。日常口语中很少单独使用，通常会用 back 或 on the back 来表达。选择时注意语境是否偏专业。
Only 'morsel' /ˈmɔrsəl/ is a true rhyme with 'dorsal' /ˈdɔrsəl/. The other words end in '-sal' in spelling; 'causal' /ˈkɔzəl/, 'proposal' /prəˈpoʊzəl/, and 'refusal' /rɪˈfjuːzəl/ use /z/ instead of /s/, while 'universal' /ˌjuːnɪˈvɜrsəl/ and 'rehearsal' /rɪˈhɜrsəl/ have a different stressed vowel.
Dictionary facts from ECDICT, WIKTIONARY.