1
apply iodine to sth
碘酒（碘的酒精溶液）常用于消毒
Apply iodine to the cut.
在伤口上涂碘酒。
碘
先理解核心含义，再看它在真实句子里的用法。
碘
the chemical element iodine
Apply iodine to the cut.
在伤口上涂碘酒。
化学元素(符号:I),原子序数53；卤素之一
A chemical element (symbol: I) with an atomic number of 53; one of the halogens.
含有该元素的防腐剂
An antiseptic incorporating the element.
The doctor applied iodine to the cut before bandaging it.
医生在包扎前给伤口涂了碘酒。
Seaweed is a natural source of iodine, which the body needs for a healthy thyroid.
海带是碘的天然来源，人体需要碘来维持甲状腺健康。
She put a few drops of iodine in the water to test for starch.
她在水里滴了几滴碘液来检测淀粉。
碘酒（碘的酒精溶液）常用于消毒
Apply iodine to the cut.
在伤口上涂碘酒。
Many foods contain iodine.
许多食物含有碘。
Iodine deficiency is a major health problem in some regions.
碘缺乏是一些地区的主要健康问题。
Not this
I need two iodines for the experiment.
Use this
I need two samples of iodine for the experiment.
碘作为化学元素和碘酒均为不可数名词，不能直接加复数 -s。应使用‘two samples of iodine’或‘some iodine’来表达数量。
Not this
Sodium iodine is a common compound.
Use this
Sodium iodide is a common compound.
混淆了‘iodine’（碘元素）和‘iodide’（碘化物）。表示碘化钠的正确形式是‘sodium iodide’。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
碘缺乏
Iodine deficiency can cause thyroid problems.
碘缺乏会导致甲状腺问题。
放射性碘
Doctors used radioactive iodine to treat her thyroid condition.
医生用放射性碘治疗她的甲状腺疾病。
碘溶液
Clean the wound with a dilute iodine solution.
用稀释的碘溶液清洗伤口。
碘酊
The nurse applied tincture of iodine before the injection.
注射前护士涂了碘酊。
碘补充剂
Pregnant women often need an iodine supplement.
孕妇通常需要补充碘剂。
碘含量
Seaweed has a high iodine content.
海带的碘含量很高。
还有碘、钍、铥和铊。
From Tom Lehrer's 1959 song 'The Elements,' which sets the periodic table to music. This line is part of the song's rapid-fire list of chemical elements, making 'iodine' familiar to generations of science fans and pop-culture audiences.
出自汤姆·莱勒1959年的歌曲《元素歌》，这首歌把元素周期表谱成了歌。这一句是歌中快速念出的一系列化学元素之一，让“碘”这个名字为好几代科学爱好者和流行文化受众所熟知。
Use iodine naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
iodine 里有两个字母 i，像两滴碘酒；碘酒是消毒用的，看到 i 就想到滴碘酒。
语域：neutral 常见场景：chemistry、medicine 作为化学元素（I）时多用于化学教材、实验室；作为消毒剂（碘酒）时常见于医疗护理和药店。两种义项都是中性用法，没有明显的正式或非正式之分。
没有常见词与 iodine（ˈaiədiːn）的读音完全押韵。这些词都有相同的拼写结尾 -ine，但发音不同：chlorine、fluorine、bromine、morphine、machine 读作 /iːn/，而 engine 读作 /ɪn/。
Dictionary facts from ECDICT, WIKTIONARY.