a/an single-use + noun
a single-use plastic bag
一个一次性塑料袋
一次性的
设计为使用一次后即丢弃或处理;供一次使用的
designed to be used once and then thrown away
设计为使用一次后即丢弃或处理
Designed or intended to be used one time and then discarded or disposed of.
Many hotels are replacing single-use plastic bottles with refillable dispensers.
许多酒店正在用可续装的容器取代一次性塑料瓶。
用法提示:“single-use”作为形容词修饰“plastic bottles”,表示只使用一次。
The company switched to single-use packaging for its takeout orders during the pandemic.
疫情期间,该公司将其外卖订单改用一次性包装。
用法提示:“single-use”修饰“packaging”,表示该包装设计为仅使用一次。
Environmentalists urge consumers to avoid single-use items like straws and cutlery.
环保人士敦促消费者避免使用吸管和餐具等一次性物品。
用法提示:“single-use”修饰“items”,强调这些物品为一次性使用。
a single-use plastic bag
一个一次性塑料袋
These containers are single-use.
这些容器是一次性的。
single-use items
一次性物品
grammar · medium
易错句子Please single-use the mask after wearing it.
正确表达Please use the mask only once after wearing it.
将‘single-use’(形容词)误用作动词。正确用法是作为形容词修饰名词,如‘a single-use mask’;若要表达‘使用一次’,需用动词短语‘use only once’。
grammar · medium
易错句子This is a single-use, so throw it away.
正确表达This is a single-use product, so throw it away.
将形容词‘single-use’误用作名词,错误地加了冠词‘a’。正确用法是作为形容词修饰名词,如‘a single-use product’;或单独作表语:‘This is single-use’。
与 'single-use' 相比,'disposable' 强调产品设计为使用后即丢弃,而 'single-use' 仅强调使用次数为一次(可能包含可回收或可再充电的例外)。
'single-use' 通常形容物品只能使用一次,而 'one-time' 更常用于形容一次性的事件、费用或机会,不常用于物品的物理特性。
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