1
a marten
marten 是可数名词，指单只动物时用 a marten；复数为 martens。
A marten darted between the trees.
一只貂在树间窜来窜去。
貂
先理解核心含义，再看它在真实句子里的用法。
貂
marten
A marten darted between the trees.
一只貂在树间窜来窜去。
指动物本身；若指皮毛，通常说 marten fur。
貂属的任何食肉哺乳动物。
Any carnivorous mammal of the genus Martes.
A marten moved quietly through the branches above our heads.
一只貂在我们头顶的树枝间悄悄移动。
Martens are skillful hunters that mostly come out at night.
貂是熟练的猎手，大多在夜间出来活动。
The farmer said a marten had been stealing eggs from the henhouse.
农夫说一只貂一直在偷鸡舍里的蛋。
marten 是可数名词，指单只动物时用 a marten；复数为 martens。
A marten darted between the trees.
一只貂在树间窜来窜去。
用 the marten 可泛指整个物种，谓语动词用单数。
The marten is a forest-dwelling mammal.
貂是一种栖居森林的哺乳动物。
复数 martens 可表示多只，也可泛指这类动物。
Martens are shy, solitary animals.
貂是害羞、独居的动物。
Not this
There are three marten in the forest.
Use this
There are three martens in the forest.
marten 是可数名词，复数形式为 martens；汉语名词没有复数变化，所以容易漏掉 -s，指三只时须加 -s。
Not this
A marten built a nest under the roof.
Use this
A martin built a nest under the roof.
marten（貂）与 martin（燕）读音相同但拼写和意思不同；表示鸟类时应写 martin，不能写成 marten。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
松貂
The pine marten is a shy forest animal.
松貂是一种害羞的森林动物。
石貂
A stone marten often lives near buildings.
石貂经常栖息在建筑物附近。
貂皮
Her hat was made of marten fur.
她的帽子是貂皮做的。
貂皮大衣
He bought her a luxurious marten coat.
他给她买了一件奢华的貂皮大衣。
捕貂
Trappers used to hunt martens for their pelts.
捕猎者过去常捕貂以获取皮毛。
Use marten naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
marten 谐音“马丁”：想象一只叫马丁的貂，灵活地在树间穿梭。
语域：neutral 常见场景：自然历史、毛皮行业 “marten”是普通名词，通常指貂这种动物或其毛皮，多用于自然历史或毛皮行业的场合，无明显正式或非正式色彩。
marten /ˈmɑːtɪn/ 与 martin /ˈmɑːtɪn/ 在非卷舌口音（如英式英语）中完全同音；carton、satin、Latin、curtain 拼写上相似，但元音或尾音节不同，不押韵。
Dictionary facts from ECDICT, WIKTIONARY.