单词：diet vertical migration
单词：diet vertical migration 相关文章
Little Johnny is talking to his mother. J: How come you always make me do things I don't want to? M: What do you mean? J: Well, for instance, you always force me to eat steaks, pork chops and chicken,
赖世雄中级美国英语
Vertical Gardens 垂直花园 by Marcus Maurice More than 30 years ago, a French scientist named Patrick Blanc went to Thailand to study plants. This adventurous young man traveled to the heart of a tropical rainforest and set up a platform at the to
常春藤解析英语
Oil Wealth Attracts Businesses to North Dakota 石油财富吸引企业进驻北达科他州 WILLISTON, NORTH DAKOTA The state of North Dakota has one of the lowest unemployment rates in the country, thanks to a glut of jobs created by the oil boom i
VOA标准英语2014年(八月)
石油财富吸引企业进驻北达科他州 The state of North Dakota has one of the lowest unemployment rates in the country, thanks to a glut of jobs created by the oil boom in the western part of the state, which rests on one of the largest shal
VOA双语新闻 2014年8月
But that pales into insignificance, when compared to the daily vertical migration of these mircoscopic animals called zooplankton. At sunset, all of these tiny creatures swin upwards, and under cover of darkness, they grease on floating algae close t
自然百科2014年
Imagine if the only way for you to eat were to trek twenty-five miles on foot to a restaurant and then trek all the way back home afterwards. Imagine that this restaurant is a buffet, so you can't carry anything home in a doggie bag--you carry only w
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