1
arsenic in [noun]
表示砷存在于某物质中。
The study found high levels of arsenic in the well water.
研究发现井水中的砷含量很高。
砷
arsenics — plural of arsenic
先理解核心含义，再看它在真实句子里的用法。
砷
The chemical element arsenic (symbol As, atomic number 33), a brittle grey metalloid; also a single atom of this element.
The study found high levels of arsenic in the well water.
研究发现井水中的砷含量很高。
A toxic grey brittle nonmetallic chemical element (symbol As) with an atomic number of 33.
砷的三氧化二砷白色粉末,有毒；用于制造玻璃、杀虫剂(鼠药)和除草剂
a white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide (rat poison) and weed killer
A single atom of this element.
剧毒金属元素,有三种同素异形体；砷及其化合物用作除草剂、杀虫剂及多种合金；见于毒砂、雌黄和雄黄中
a very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and various alloys; found in arsenopyrite and orpiment and realgar
The detective found traces of arsenic in the victim's coffee cup.
侦探在受害者的咖啡杯里发现了砒霜的痕迹。
Old paints sometimes contained arsenic to preserve the wood.
旧油漆有时含有砷以保护木材。
Scientists tested the well water for arsenic contamination.
科学家检测了井水是否受砷污染。
表示砷存在于某物质中。
The study found high levels of arsenic in the well water.
研究发现井水中的砷含量很高。
固定搭配，指砷中毒。
Chronic arsenic poisoning can lead to skin lesions and cancer.
慢性砷中毒可导致皮肤损伤和癌症。
强调接触砷的行为或状态。
Workers in some industries face long-term exposure to arsenic.
某些行业的工人面临长期接触砷的风险。
Not this
He took an arsenic.
Use this
He took arsenic.
arsenic 是不可数名词，不能使用不定冠词 'an'。
Not this
He arseniced the food to kill the rats.
Use this
He poisoned the food with arsenic to kill the rats.
arsenic 是名词，不能用作动词。应用动词短语 'poison with arsenic'。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
砷中毒
The doctor diagnosed acute arsenic poisoning.
医生诊断出急性砷中毒。
砷污染
Arsenic contamination of groundwater is a serious problem in some regions.
地下水砷污染在某些地区是一个严重问题。
三氧化二砷
Arsenic trioxide is used in some traditional medicines.
三氧化二砷在某些传统药物中有使用。
砷暴露；接触砷
Long-term arsenic exposure can damage the skin and lungs.
长期接触砷会损害皮肤和肺部。
饮用水中的砷
The new filter reduces arsenic in drinking water.
这种新滤芯可减少饮用水中的砷。
砷化合物
Arsenic compounds are used to preserve wood.
砷化合物用于木材防腐。
表面和善无害、实则危险致命的人或事物；笑里藏刀
The charming little inn turned out to be arsenic and old lace—the owner was slowly poisoning her guests.
这家迷人的小旅馆表面上和善无害，实则暗藏杀机——店主一直在慢慢毒杀客人。
（幼儿傍晚时分的）闹腾时段，指孩子易烦躁、难应付的时间
Around five o’clock, the children hit the arsenic hour and nothing can calm them down.
下午五点左右，孩子们进入了闹腾时段，什么也安抚不了他们。
毒药与老淑女
The play 'Arsenic and Old Lace' takes its name from arsenic, the poison used by its characters.
戏剧《毒药与老淑女》的名字就来自砷——角色们使用的毒药。
Use arsenics naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
谐音“阿森尼克”：砷的元素符号是 As，砒霜剧毒，联想“阿森(As)有毒”，记住 arsenic 是砷。
语域：neutral 常见场景：化学与工业、毒理学与医学、环境与法律 arsenic 是化学元素砷及砒霜等的标准名称；通常多用于化学、毒理、环保、法律或新闻报道等书面或正式语境，日常口语中较少单独使用。比较常见于需要准确指称该物质的情形。
不可数名词
Dictionary facts from ECDICT, WIKTIONARY.