1·As these once-obese humans lost weight over the course of a year, their mix of gut microbes changed to reflect their new, svelte status.
一年的疗程让过去肥胖的人瘦了下来，而且他们不仅拥有了一个苗条的身材同样得到了一个全新的肠道菌群。
2·As these once - obese humans lost weight over the course of a year, their mix of gut microbes changed to reflect their new, svelte status. Why this happened is not clear.
在这一年中，这些曾经肥胖的人的体重逐渐减轻，他们的肠道微生物也发生了改变以反映其日渐苗条的身材。
3·As his weight approached 300 pounds, Saxen happened across a book with a photo of his old, svelte body on the cover.
当他的体重达到300磅的时候，萨克森意外发现了书的封面上刊登了他的旧照-那苗条的身材。
4·Megan Fox is worshipped by men, and has experience in action movies, but lately she’s been looking a little to svelte to rock the curvaceous look of Lara Croft.
梅根·福克斯是广大男人心目中的女神，也有出演动作片的经验，不过最近的她看起来有点过于苗条，反而挑不起Lara Croft这个充满女性曲线美角色的大梁了。
5·Suddenly, a product built on fat, calories and CARDS is trying to svelte.
忽然间，这种由脂肪、卡路里和碳水化合物制成的产品竟想要给人轻盈苗条的感觉。