a cob
此处 cob 指成年雄性天鹅。
A cob swam beside the female swan.
一只公天鹅在雌天鹅旁边游着。
成年雄性天鹅；公天鹅；用皮带或木板击打臀部作为惩罚。；圆块
a stocky short-legged horse used for riding
A corncob.
用皮带或木板击打臀部作为惩罚。
A punishment consisting of blows inflicted on the buttocks with a strap or a flat piece of wood.
The seed-bearing head of a plant.
A male swan.
A lump or piece of anything, usually of a somewhat large size, as of coal, stone, or excrement.
A building material consisting of clay, sand, straw, water, and earth, similar to adobe; also called cobb, rammed earth or pisé.
A horse having a stout body and short legs.
Any of the gold and silver coins that were minted in the Spanish Empire and valued in reales or escudos, such as the piece of eight—especially those which were crudely struck and irregularly shaped.
A spider (cf. cobweb).
A small fish, the miller's thumb.
A large fish, especially the kabeljou (variant spelling of kob).
The farmer picked a sturdy cob to pull the cart through the muddy lane.
农夫选了一匹结实的矮脚马来拉车，穿过泥泞的小路。
用法提示：cob 在此为名词，指健壮的矮脚马，作 picked 的宾语。
The children loved riding the gentle cob around the small paddock.
孩子们喜欢骑着那匹温顺的矮脚马在小围场里转。
用法提示：cob 在此为名词，指温顺的矮脚马，作 riding 的宾语。
On many farms, cobs are still used for light pulling work because they are strong and calm.
在许多农场上，矮脚马仍被用于轻便的拉拽工作，因为它们强壮又沉稳。
用法提示：cobs 是 cob 的复数形式，指多匹矮脚马，在句中作主语。
此处 cob 指成年雄性天鹅。
A cob swam beside the female swan.
一只公天鹅在雌天鹅旁边游着。
此处 cob 的复数形式指矮脚挽马。
Cobs are sturdy harness horses.
矮脚马是强壮的挽马。
cob 作“捣碎”讲时，后接被捣碎的物体。
He cobbed the clods of earth.
他捣碎了土块。
cob 指矮壮结实的挽马，pony 是小型马品种；在表示拉车用的小型马时，二者接近，但严格来说不可互换。
cob 是成年雄性天鹅的专名，male swan 是描述性说法；正式语境或鸟类学中多用 cob，日常口语可用 male swan。
pound 强调反复用力敲打，cob 作动词较少见；在“捣碎”义上，pound 更常用，且语气更强。
crush 侧重用压力使碎裂，cob 指用槌等工具捣碎；若强调结果可用 crush，强调动作可用 pound。
pulverize 程度强，指磨成粉或完全摧毁；cob 仅表示捣碎成块，不表示成粉，通常不可替换。
grammar · medium
易错句子There are two cob in the pond.
正确表达There are two cobs in the pond.
当 cob 表示“公天鹅”时是可数名词，复数形式是 cobs。汉语名词没有复数变化，所以容易漏掉 -s，但英语中 two cobs 才是正确的。
grammar · medium
易错句子A female swan is called a cob.
正确表达A male swan is called a cob.
cob 特指成年雄性天鹅（公天鹅），不能指雌天鹅；把 cob 用于雌性会改变词义。改正时用 male 才能与 cob 的含义一致。
适用于“成年雄性天鹅（公天鹅）”义项，雌性天鹅为 pen；勿与“钢笔/围栏”义的 pen 混淆。
威尔士柯柏马（矮脚马品种）
The Welsh cob is a strong, sturdy breed used for driving and riding.
威尔士柯柏马是一种用于拉车和骑乘的强壮矮脚马品种。
公天鹅
The cob swan hissed at us as we walked past the lake.
我们走过湖边时，那只公天鹅对我们发出嘶嘶声。
公天鹅与母天鹅
The cob and pen take turns incubating their eggs.
公天鹅和母天鹅轮流孵蛋。
天鹅的幼鸟，与 cob（成年雄性天鹅）同属天鹅的不同生命阶段。
天鹅的雌性个体，是 cob（雄性）的对应词。
天鹅常成群活动，cob 常出现在描述天鹅群体的语境中。
cob 属于水禽，该词常见于观鸟或动物分类的话题中。
天鹅筑巢繁殖，cob 作为雄性常与繁殖护巢行为相关。
生闷气；闹脾气
She had a cob on when she found out her flight was delayed.
她发现航班延误时，生了一肚子气。
Dictionary facts from ECDICT, WIKTIONARY.