kelp + noun
kelp 可作定语直接修饰另一名词，构成复合名词，如 kelp forest、kelp bed。
The sea otter swam through a thick kelp forest.
海獭游过茂密的巨藻林。
大型褐藻；巨藻；海带
kelps — plural of kelp
海藻灰（旧时用于制造玻璃和碘）；大型棕色海藻,具有波状皮革状叶片；海草；海草灰；[医] 海藻
any of various large brown seaweeds, especially of the order Laminariales
Any of several large brown algae seaweeds (especially of order Laminariales).
大型棕色海藻,具有波状皮革状叶片
large brown seaweeds having fluted leathery fronds
The calcined ashes of seaweed, formerly used in glass and iodine manufacture.
Kelp is often harvested for its rich iodine content.
海带因其丰富的碘含量而常被收获。
用法提示：这里kelp作为不可数名词，表示一类大型褐色海藻。
Sea otters rely on kelp forests for shelter and hunting grounds.
海獭依赖海藻森林作为栖息地和狩猎场。
用法提示：kelp forests为固定搭配，指海藻形成的密集林状群落。
The diver swam through a thick bed of kelp along the ocean floor.
潜水员沿着海底游过一片茂密的海藻床。
用法提示：a bed of kelp表示海底的一片海藻丛。
kelp 可作定语直接修饰另一名词，构成复合名词，如 kelp forest、kelp bed。
The sea otter swam through a thick kelp forest.
海獭游过茂密的巨藻林。
用“量词 + of + kelp”表示成片或成团的巨藻；kelp 在此为不可数名词。
A dense bed of kelp covered the rocky seafloor.
一层厚厚的巨藻覆盖着岩石海床。
kelp 作不可数名词时可直接作及物动词的宾语，前面通常不加冠词。
Local workers harvest kelp along the cold coast.
当地工人在寒冷的海岸采收海带。
grammar · medium
易错句子She bought a kelp at the market.
正确表达She bought some kelp at the market.
kelp 指海藻这种物质时是不可数名词，不能加不定冠词 a/an；应使用 some kelp 或零冠词。
grammar · medium
易错句子The ocean floor is covered with kelps.
正确表达The ocean floor is covered with kelp.
表示大片海藻（物质或植被）时 kelp 不可数，不用复数；kelps 仅指不同种类的海藻。
grammar · medium
易错句子Kelp are rich in iodine.
正确表达Kelp is rich in iodine.
不可数名词 kelp 作主语时谓语要用单数 is，不用 are；汉语没有主谓一致，容易误用复数动词。
kelp 特指大型褐藻（如海带、巨藻），是可食用的具体种类；seaweed 是日常泛指各种海藻的总称，范围更大，不特指褐藻。
kelp 是大型褐藻的俗称，可指具体食材；algae 是生物学术语，泛指包括微藻在内的一切藻类，不用于指餐桌上的一道菜。
两词发音只差首辅音（/kɛlp/ 与 /help/），听写时容易混淆；kelp 只作名词指海藻，help 作动词或名词表示帮助，意义完全不同。
Choose the next layer that will help you use kelps with more confidence.
Recommended next
Missing: Collocations
Complete this area with collocations.
Includes Context & register & Memory tip
Analyze the context and learn memory tricks to remember it.
More ways to explore
Includes Synonyms & Antonyms
Expand your vocabulary with synonyms and antonyms.
Includes Spelling & sound
Explore words with similar spelling endings or sounds.
Includes Word components & Thematic vocabulary
Learn how to build related words using roots, prefixes, and thematic clusters.
Includes Idioms & Cultural references
Discover idioms, slang, and famous pop culture quotes.
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.