It is simple pleasures, such as a walk on a sunny day, which have a cumulative effect on our mood.
诸如在晴朗的日子散步这样简朴的乐趣对我们的情绪有累积性益处。
Scientists claim to have identified chemicals produced by certain plants which have powerful cancer-fighting properties.
科学家们声称已经发现某些植物产生的化学物质有强大的抗癌功能。
"We're hearing also talk of 'super phones' which have fourth-generation chips in them that allow instantaneous access to videos and photos.
VOA: special.2011.01.10
He could take our molecules which have been scattered, put them back together, " and say "Ha, that's your body."
他可以收起,我们散落的分子,将它们重组,然后说“看,那是你的肉体“
which means that I have to take one of Arts and one of philosophy and one of biological sciences
还意味着我必须选一门艺术类课程,一门哲学类和一门生物学类课程,
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