这项研究的参与者的数量少，时间短信服力不强，美国田纳西大学研究营养和肥胖的泽梅尔·迈克尔说。
The study's small number of participants and short duration are weaknesses, said Michael Zemel, who studies nutrition and obesity at the University of Tennessee.
摄影师迈克尔·梅尔佛(Michael Melford)给动物拍照的时候最喜欢在它们的周围显示出栖息地环境——这比用长焦镜头拍摄近景照片要更好。
A favorite composition of photographer Michael Melford's is an environmental shot showing the animal surrounded by its habitat-rather than the usual tight shot taken with a long lens.
迈克尔·葛里森，约翰·沃思，布拉德·克恩和杰夫·梅尔利沃评论剧集二。
Commentary on 2 episodes by Michael Gleason, John Wirth, Brad Kern and Jeff Melvoin.
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