The report is of potential usefulness to the government.
這個報告可能對政府有用。
The index adds appreciably to the usefulness of the book.
索引明顯地增加了這本書的實用價值。
The theory is of limited usefulness.
這個理論用途有限。
the importance of a discovery as relative to its usefulness;
發現的重要性取決於用途；
Badly written questions limit the usefulness of questionnaires.
問題設計得不好，調查問卷的用途就會打折扣。
the organization had largely outlived its usefulness .
該組織在很大程度上已失去作用。
I was persuaded of the usefulness of his new device.
我相信了他的新裝置的實用性。
Not only it can decide solely the lamp usefulness, but also available in mends light, sidelight, top light and the use of foot light.
它既可作主光燈用，也可作爲補光、側光、頂光、和腳光的使用。
The present study is the first to report on the usefulness of puromycin for production of enhanced green fluorescent protein (EGFP) transgenic piglets after somatic cell cloning and embryo transfer.
本研究是第一次報道在體細胞克隆和胚胎移植後成功應用嘌呤黴素標記獲得了轉強化型綠色熒光蛋白（EGFP）基因的小豬。
I fear the senator has outlived his usefulness.
恐怕這位參議員已經老而無用了。
來源: Person of Interest Season 5But guano might not have outlived its usefulness just yet.
但鳥糞並沒有因此失去利用價值。
來源: Scishow Selected SeriesMany felt the nuisance of the machines outweighed their usefulness. BBC news.
很多人認爲滑板車產生的干擾大過它們的用處。BBC新聞。
來源: BBC Listening Collection September 2023We should, therefore, never overtrust the eye and underestimate the usefulness of the ear.
耳朵的活動範圍雖然小，可是它的作用也不只是聽聽講話，聽聽音樂。
來源: Selected Modern Chinese Essays 1As an institution, I think it's outlasted its usefulness by quite a large...margin.
作爲一種制度，我覺得婚姻的必要性十分有限。
來源: Sherlock Holmes: The Basic Deduction Method Season 2Embracing change also applies to uselessness and usefulness.
擁抱變化也適用於無用性和有用性。
來源: The wisdom of Laozi's life.His usefulness might not last forever.
他的利用價值不會永遠持續下去。
來源: CNN Listening Compilation August 2013The question of GDP and its usefulness has annoyed policymakers for over half a century.
國內生產總值的問題及其作用已經困擾決策者半個多世紀了。
來源: Past years' graduate entrance exam English reading true questions.Now I'm afraid your usefulness has come to an end.
你別想再騙我們了。
來源: Villains' Tea PartyBut despite their usefulness, predator-foiling eyespots don't occur naturally in mammals.
儘管眼斑很有用，但阻止捕食者的眼斑並不會在哺乳動物身上自然出現。
來源: Science 60 Seconds - Scientific American August 2021 CollectionThe report is of potential usefulness to the government.
這個報告可能對政府有用。
The index adds appreciably to the usefulness of the book.
索引明顯地增加了這本書的實用價值。
The theory is of limited usefulness.
這個理論用途有限。
the importance of a discovery as relative to its usefulness;
發現的重要性取決於用途；
Badly written questions limit the usefulness of questionnaires.
問題設計得不好，調查問卷的用途就會打折扣。
the organization had largely outlived its usefulness .
該組織在很大程度上已失去作用。
I was persuaded of the usefulness of his new device.
我相信了他的新裝置的實用性。
Not only it can decide solely the lamp usefulness, but also available in mends light, sidelight, top light and the use of foot light.
它既可作主光燈用，也可作爲補光、側光、頂光、和腳光的使用。
The present study is the first to report on the usefulness of puromycin for production of enhanced green fluorescent protein (EGFP) transgenic piglets after somatic cell cloning and embryo transfer.
本研究是第一次報道在體細胞克隆和胚胎移植後成功應用嘌呤黴素標記獲得了轉強化型綠色熒光蛋白（EGFP）基因的小豬。
I fear the senator has outlived his usefulness.
恐怕這位參議員已經老而無用了。
來源: Person of Interest Season 5But guano might not have outlived its usefulness just yet.
但鳥糞並沒有因此失去利用價值。
來源: Scishow Selected SeriesMany felt the nuisance of the machines outweighed their usefulness. BBC news.
很多人認爲滑板車產生的干擾大過它們的用處。BBC新聞。
來源: BBC Listening Collection September 2023We should, therefore, never overtrust the eye and underestimate the usefulness of the ear.
耳朵的活動範圍雖然小，可是它的作用也不只是聽聽講話，聽聽音樂。
來源: Selected Modern Chinese Essays 1As an institution, I think it's outlasted its usefulness by quite a large...margin.
作爲一種制度，我覺得婚姻的必要性十分有限。
來源: Sherlock Holmes: The Basic Deduction Method Season 2Embracing change also applies to uselessness and usefulness.
擁抱變化也適用於無用性和有用性。
來源: The wisdom of Laozi's life.His usefulness might not last forever.
他的利用價值不會永遠持續下去。
來源: CNN Listening Compilation August 2013The question of GDP and its usefulness has annoyed policymakers for over half a century.
國內生產總值的問題及其作用已經困擾決策者半個多世紀了。
來源: Past years' graduate entrance exam English reading true questions.Now I'm afraid your usefulness has come to an end.
你別想再騙我們了。
來源: Villains' Tea PartyBut despite their usefulness, predator-foiling eyespots don't occur naturally in mammals.
儘管眼斑很有用，但阻止捕食者的眼斑並不會在哺乳動物身上自然出現。
來源: Science 60 Seconds - Scientific American August 2021 Collection探索常見搜尋詞彙