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barnacles attach to [sth]
attach to 是“附着于”的意思，直接说明藤壶常固着在浸水表面上的习性。
Barnacles attach to the bottoms of boats.
藤壶附着在船底。
藤壶
barnacles — plural of barnacle
先理解核心含义，再看它在真实句子里的用法。
藤壶
a small marine crustacean with a hard shell that attaches itself firmly to underwater surfaces such as rocks and ship hulls
Barnacles attach to the bottoms of boats.
藤壶附着在船底。
藤壶:一种附着在水下表面(如潮岩、船底)的蔓足亚纲海洋甲壳动物。
A marine crustacean of the subclass Cirripedia that attaches itself to submerged surfaces such as tidal rocks or the bottoms of ships.
白颊黑雁。
The barnacle goose.
A barnacle attaches itself firmly to rocks and the bottoms of boats.
藤壶紧紧地附着在岩石和船底上。
We scraped the barnacles off the old pier before painting it.
我们在给旧码头刷漆前刮掉了上面的藤壶。
The boat's hull was covered with barnacles after months in the sea.
船在海上待了几个月后，船体上长满了藤壶。
attach to 是“附着于”的意思，直接说明藤壶常固着在浸水表面上的习性。
Barnacles attach to the bottoms of boats.
藤壶附着在船底。
be covered with 是被动语态，用来描述表面被藤壶大面积覆盖的状态。
The rocks were covered with barnacles.
岩石上覆盖着藤壶。
barnacle-covered 是“名词+过去分词”构成的复合形容词，常放在名词前作定语。
They scraped the barnacle-covered hull.
他们刮擦了长满藤壶的船体。
Not this
The rocks are covered with barnacle.
Use this
The rocks are covered with barnacles.
barnacle 是可数名词，指多个藤壶时要用复数形式 barnacles。汉语名词通常没有复数变化，所以容易漏掉 -s。
Not this
Barnacles attach on the ship's hull.
Use this
Barnacles attach to the ship's hull.
动词 attach 表示“附着”时，固定搭配介词 to，而不是 on。汉语“附着在……上”可能误导学习者使用 on。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
北极雁（白颊黑雁）
A flock of barnacle geese rested on the cliff.
一群北极雁在悬崖上休息。
布满藤壶的岩石
The barnacle-covered rocks are slippery at low tide.
退潮时，布满藤壶的岩石很滑。
橡子藤壶
Acorn barnacles are common on rocky shores.
橡子藤壶在岩质海岸很常见。
藤壶幼虫
Barnacle larvae swim freely before attaching to hard surfaces.
藤壶幼虫在附着到坚硬表面前会自由游动。
藤壶壳
The beach was littered with empty barnacle shells.
海滩上散落着空的藤壶壳。
像藤壶一样黏着某人；缠住某人难以摆脱
My little cousin stuck to me like a barnacle all afternoon, so I never got any work done.
我的小表弟整个下午像藤壶一样黏着我，我什么事都没做成。
国家这艘航船上的藤壶（指体制中难以清除的弊病或寄生者）
Many voters saw the corrupt minister as just another barnacle on the ship of state.
许多选民认为那位腐败部长不过是国家这艘大船上的又一只藤壶。
可恶！
In SpongeBob SquarePants, SpongeBob says 'Barnacles!' when he is frustrated, and it has become one of the show's most recognizable catchphrases.
在动画片《海绵宝宝》中，海绵宝宝在沮丧时会说“Barnacles!”，这已成为该剧最具代表性的口头禅之一。
那是水手藤壶比尔。
This line is from the traditional sea shanty 'Barnacle Bill the Sailor', which tells of a rugged sailor courting a woman.
这句歌词出自传统船歌《水手藤壶比尔》，这首歌讲述了一位粗犷的水手向一位女子求爱的故事。
Use barnacles naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想“巴拿克”：藤壶巴在船底，拿不下来，壳还硬，所以叫 barnacle。
语域：neutral 常见场景：海洋生物学、船舶维护 在海洋生物学和船舶维护等场景中均为中性常用词，不具明显正式或口语色彩。
这些词都与 barnacle 一样以 -cle 结尾，但重音和元音不同，因此不构成押韵。其中 obstacle、spectacle、pinnacle 保持 -acle 的拼写，读音分别为 /ˈɒbstəkəl/、/ˈspektəkəl/、/ˈpɪnəkəl/；article、monocle、uncle 仅共享 -cle 结尾。请勿根据拼写推断发音。
Dictionary facts from ECDICT, WIKTIONARY.