减肥产品让人们相信,没有痛苦就可以有收获,生活没有阻力,也不需要努力。
Diet products make people believe that gain comes without pain, and that life can be without resistance and struggle.
改善的南美天气对谷物期价有阻力。
男子与女子之间有阻力上的差异吗?
Is there a difference in drag between male and female subjects?
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