常見例句An active placebo mimics the side effects of the experimental drug. 一種有效的對照劑模擬出了這種實驗性藥物的副作用。The orient has been playing an active role in the world economy. 亞洲一直在世界經(jīng)濟中發(fā)揮積極作用。He is an active member of the school's stamp club. 他是學校集郵俱樂部的一名活躍會員。An active volcano may explode at any time. 活火山隨時都有可能爆發(fā)。Is it wise to engage in active sports at your age? 我這樣的年紀積極參加體育活動是否明智?She was active as a left-winger in the party. 她是黨內(nèi)積極的左翼分子。 返回 active placebo