英语词汇“be at pains to do sth”的读音、翻译、释义、用法及例句-智慧网

词汇	be at pains to do sth
释义	be at pains to do sthbe at pains to do sth1.■下苦功; 花大力气She was at great pains to stress the advantages of the new system.她极力强调新制度的优点。
随便看	positive wave positive wire positive work positive-working photoresist positive worm take-up motion positive writing positive x-axis positive yield curve positive zero positive-α bolometer positivism positivist positivist philosophy of science positivity positivizaton positizable positizable operator positizing positizing polynomial positoning circuit positrino positrocephalogram positron positron annihilation positron-annihilation apparatus

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