“一次性口罩”用英语怎么说？各种“一次性”一次性搞定!

【打卡时朗读以下三个例句，欢迎用今日表达造句，活学活用】

1.Wearing a disposable mask a second time / is better than wearing no mask at all.

2.Even though the reading device is expensive, it's a one-time expense, so it can save more money than paper books in the long run.

3.We have to resolve this matter once and for all.

【语音标记】

________________

1

disposable /dɪˈspəʊzəbəl/

adj. 一次性的

n. 一次性物品

= single-use adj. 只用一次的

【注】

该单词强调的是“用完即扔的”

与一次性费用等中的“一次性”可不一样，详情见下文分析。

【解释】

1. A disposable product is designed to be thrown away after it has been used.

2. Disposable products can be referred to as disposables.

【常见一次性物品】

disposable chopsticks 一次性筷子

a disposable (face) mask 一次性口罩

a disposable plastic bag 一次性塑料袋

a disposable diaper 一次性尿片

disposable gloves 一次性手套

【例句】

Wearing a disposable mask a second time / is better than wearing no mask at all.

二次戴之前戴过的一次性口罩比不戴口罩要好。

此外

disposable还有

“(金融资产等)可随时动用/支配的”的意思

disposable assets/capital/resources 可支配的资产/资本/资源

disposable income 个人可支配(税后)的收入 = after-tax income

2

one-time

one-off

one-shot

adj. 一次性的

【解释】

A one-shot thing is made or happens only once.

【例子】

a one-time payment 一次性付款

a one-off charge 一次性收费

【例句】

Even though the reading device is expensive, it's a one-time expense, so it can save more money than paper books in the long run.

虽然这个阅读设备有点贵，但它是一次性消费，所以长远来说它能比纸质书节约更多的钱。

3

once and for all 一次性地/一劳永逸地；最终/彻底地

【解释】

If something happens once and for all, it happens completely or finally.

【例子】

We have to resolve this matter once and for all.

我们必须要一次性地解决这个问题。