alcohol
用法要点
不可数名词用法
alcohol通常作为不可数名词使用,表示酒精或酒类物质,没有复数形式,但可以加量词如a bottle of alcohol。
介词搭配
常用介词包括in(表示含有酒精)、with(表示伴随)和on(表示在酒精影响下),需根据上下文选择。
语域说明
在正式场合如医学或化学中,alcohol指乙醇等化学物质;在日常对话中,多指含酒精的饮料,需注意语境。
句型搭配
常见句型包括主语+动词+alcohol(如He drinks alcohol)和alcohol+动词+宾语(如Alcohol affects judgment),用于描述行为或影响。
基础例句
I don't drink alcohol because it makes me feel dizzy.
我不喝酒,因为酒精会让我感到头晕。
She ordered a cocktail with very little alcohol in it.
她点了一杯酒精含量很低的鸡尾酒。
He decided to avoid alcohol at the party to stay sober.
他决定在派对上不喝酒,以保持清醒。
The doctor advised him to limit his alcohol intake for health reasons.
医生建议他为了健康减少酒精摄入。
高级例句
The study found that excessive alcohol consumption is linked to increased risk of liver disease.
研究发现,过量饮酒与肝病风险增加有关。
In chemistry, alcohol refers to organic compounds containing hydroxyl groups, such as ethanol.
在化学中,酒精指含有羟基的有机化合物,如乙醇。
The company's policy prohibits alcohol use during business hours to ensure workplace safety.
公司政策禁止在工作时间饮酒,以确保职场安全。
Researchers are investigating the effects of alcohol on cognitive function in long-term studies.
研究人员正在长期研究中探讨酒精对认知功能的影响。
高频搭配
verb
adjective
noun
adverb
preposition
phrase
常见错误
alcohol通常作为不可数名词,没有复数形式;应使用单数形式,除非特指多种酒精饮料,但一般用alcoholic drinks。
alcohol是名词,不能直接修饰drink;应使用形容词alcoholic来表示含酒精的饮料,如alcoholic drinks或beverages。
近义词辨析
ethanol
ethanol是酒精的化学名称,特指乙醇这种具体化合物,常用于科学或工业语境;而alcohol更通用,可指各种含酒精物质或饮料。
Ethanol is commonly used as a fuel additive, while alcohol in drinks often refers to beverages like beer or wine.
liquor
liquor通常指烈性酒,如威士忌或伏特加,强调高酒精浓度;alcohol范围更广,包括所有含酒精的饮料,从啤酒到烈酒。
He prefers liquor like whiskey for strong drinks, but alcohol in general includes beer and wine as well.