1
the eardrum vibrates to sth
这里 the eardrum 用单数加定冠词，可泛指鼓膜；to 表示“对……作出反应”。
The eardrum vibrates to sound waves.
鼓膜随声波振动。
鼓膜
先理解核心含义，再看它在真实句子里的用法。
鼓膜
the membrane in the ear that vibrates to sound
The eardrum vibrates to sound waves.
鼓膜随声波振动。
鼓膜:分隔外耳和中耳的薄膜,将空气中的声音传递至锤骨。
A thin membrane that separates the outer ear from the middle ear and transmits sound from the air to the malleus.
耳内对声音振动的膜
the membrane in the ear that vibrates to sound
The doctor looked into my ear to check my eardrum.
医生看了看我的耳朵，检查我的鼓膜。
Loud music can damage your eardrums if you listen for too long.
如果听得太久，很大声的音乐会损伤你的鼓膜。
He felt a sharp pain in his eardrum when the plane landed.
飞机降落时，他感到鼓膜一阵剧痛。
这里 the eardrum 用单数加定冠词，可泛指鼓膜；to 表示“对……作出反应”。
The eardrum vibrates to sound waves.
鼓膜随声波振动。
burst 的过去式和过去分词都是 burst；rupture 多用于医学语境，意为“使破裂”。
The explosion burst his eardrum.
爆炸震破了他的鼓膜。
cause + 宾语 + to do 表示“导致……做……”，与 make + 宾语 + do（不带 to）不同。
Loud noise can cause the eardrum to vibrate.
巨大的噪音会使鼓膜振动。
Not this
My ear drum is perforated.
Use this
My eardrum is perforated.
eardrum 是一个固定的复合词，必须连写；拆成两个词是常见拼写错误。
Not this
I have a eardrum infection.
Use this
I have an eardrum infection.
eardrum 读音以元音音素开头，所以不定冠词用 an，不用 a。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
鼓膜破裂
The explosion caused a ruptured eardrum in his left ear.
爆炸导致他左耳鼓膜破裂。
鼓膜振动
Sound waves make the eardrum vibrate.
声波使鼓膜振动。
损伤鼓膜
Inserting a cotton swab too deep can damage your eardrum.
将棉签插入过深可能会损伤鼓膜。
鼓膜穿孔
A perforated eardrum often heals within a few weeks.
鼓膜穿孔通常会在几周内愈合。
Use eardrum naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想记忆：ear（耳朵）+ drum（鼓），耳朵里的小鼓就是鼓膜。
语域：neutral 常见场景：日常对话、医疗咨询、科普文章 这是一个中性的常见解剖词，既可用于日常口语，也常用于医疗和科普说明。
与 eardrum 结尾 -drum 同音的有 drum /drʌm/；与开头 ear 同音的有 ear、hear、near、beard（读 /ɪə/）。注意 heart /hɑːt/ 和 heard /hɜːd/ 虽然也含 ear，但发音不同，不要混淆。
Dictionary facts from ECDICT, WIKTIONARY.