1
use an inhaler
use 是与 inhaler 搭配的常见动词；inhaler 是可数名词，单数前用 an。
She uses an inhaler to control her asthma.
她用吸入器来控制哮喘。
吸入器
先理解核心含义，再看它在真实句子里的用法。
吸入器
a device that produces a vapor to be inhaled to relieve nasal congestion
She uses an inhaler to control her asthma.
她用吸入器来控制哮喘。
这里指医疗器械吸入器，不是“吸入者”。
吸入者
One who inhales.
一种产生化学蒸汽的分配器,用于缓解鼻塞
a dispenser that produces a chemical vapor to be inhaled in order to relieve nasal congestion
一种装有药罐的装置(药粉或气体形式),患者喷入吸入,常用于治疗哮喘和其他呼吸系统疾病。
A device with a canister holding medicine (either in powder or gas form) which is sprayed and inhaled by the patient, often for treating asthma and other respiratory diseases.
My doctor told me to use my inhaler whenever I feel short of breath.
医生告诉我，每当我感到气短时就用我的吸入器。
She always keeps an extra inhaler in her bag in case of an asthma attack.
她总是在包里放一个备用吸入器，以防哮喘发作。
Please bring your inhaler to school tomorrow.
请明天把你的吸入器带到学校来。
use 是与 inhaler 搭配的常见动词；inhaler 是可数名词，单数前用 an。
She uses an inhaler to control her asthma.
她用吸入器来控制哮喘。
be on 表示正在使用某种药物或治疗方式，后接 an inhaler。
He has been on an inhaler for two years.
他使用吸入器已经两年了。
for 后接病症名称，说明吸入器的用途。
The doctor gave me an inhaler for asthma.
医生给了我一个治疗哮喘的吸入器。
Not this
I need inhaler.
Use this
I need an inhaler.
inhaler 是可数名词，指单个吸入器时前面需要加冠词 an；中文没有冠词系统，所以学习者常漏掉。
Not this
I inhaler the medicine every morning.
Use this
I inhale the medicine every morning.
inhaler 是名词（吸入器），不是动词；表达“吸入”要用动词 inhale。把名词误当动词属于词性错误。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
哮喘吸入器
She always keeps her asthma inhaler in her bag.
她总是把哮喘吸入器放在包里。
使用吸入器
The doctor showed me how to use the inhaler correctly.
医生教我如何正确使用吸入器。
急救吸入器
He reached for his rescue inhaler when the attack started.
发作开始时，他伸手去拿急救吸入器。
吸入器剂量
Each inhaler dose delivers the medication directly to the lungs.
每次吸入器剂量将药物直接输送到肺部。
吸入器使用技巧
Poor inhaler technique is a common reason for uncontrolled symptoms.
吸入器使用技巧不当是症状未得到控制的常见原因。
Use inhaler naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想 inhale（吸气）+ -er（物）→ 吸气用的装置，即吸入器。
语域：neutral 常见场景：药房、医院、日常对话 通常指治疗用的吸入器，在医院、药店和日常对话中都比较常见，属于中性的常用词。
Inhaler /ɪnˈheɪlɚ/ rhymes with whaler, sailor, trailer, and scalar: the stressed vowel and /lər/ match. "Hale" shares the letters "hale" but is pronounced /heɪl/ with no final /ər/, so do not pronounce it like "inhaler".
Dictionary facts from ECDICT, WIKTIONARY.