Grammar Note
常作复数形式，表示‘辛苦、努力’等含义，如take pains to do sth.
辛苦；费心；努力
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辛苦；费心；努力
trouble taken doing something; careful effort
She took great pains to ensure all the guests were comfortable.
她费了很大力气确保所有客人都感到舒适。
通常用复数形式，常见搭配 take pains
做某事花费的心思；对细节的关注；仔细的努力。
Trouble taken doing something; attention to detail; careful effort.
He went to great pains to make the presentation flawless.
他花了很多心血让演示完美无缺。
They spared no pains to complete the project on time.
他们不遗余力地按时完成了项目。
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常作复数形式，表示‘辛苦、努力’等含义，如take pains to do sth.
Dictionary facts from AI_FALLBACK, ECDICT, WIKTIONARY, WORDNET.