四级Their babies retain the ability to produce their own chlorophyll, though they can't generate energy from sunlight until they've eaten enough algae to steal the necessary genes, which they can't yet produce on their own.

他们的孩子保留了自己产生叶绿素的能力，尽管他们在吃了足够多的海藻以窃取必要的基因之前无法从阳光中产生能量，而这些基因是他们自己还无法产生的。

2019年12月四级真题（第三套）阅读 Section C

六级More than a decade ago, cognitive scientists John Bransford and Daniel Schwartz, both then at Vanderbilt University, found that what distinguished young adults from children was not the ability to retain facts or apply prior knowledge to a new situation but a quality they called preparation for future learning.

十多年前，当时就读于范德比尔特大学的认知科学家约翰·布兰斯福德（John Bransford）和丹尼尔·施瓦茨（Daniel Schwartz）发现，年轻人区别于儿童的不是保留事实或将先前知识应用于新环境的能力，而是他们称之为未来学习准备的素质。

2015年12月阅读原文

六级More than a decade ago, cognitive scientists John Bransford and Daniel Schwartz, both then at Vanderbilt University, found that what distinguished young adults from children was not the ability to retain facts or apply prior knowledge to a new situation b

十多年前，范德比尔特大学的认知科学家约翰·布兰斯福德（John Bransford）和丹尼尔·施瓦茨（Daniel Schwartz）发现，年轻人区别于儿童的不是保留事实或将先验知识应用于新情况的能力

2015年12月六级真题（第二套）阅读 Section C

六级Yet once they start growing, such plants seem not to retain the ability to hit the pause button on metabolism in their stems or leaves.

然而，一旦这些植物开始生长，它们似乎就不能保持在茎或叶中按代谢暂停按钮的能力。

2018年6月六级真题（第一套）阅读 Section B

四级Recently I attended several meetings where we talked about ways to retain students and keep younger faculty members from going elsewhere.

最近我参加了几次会议，我们讨论了留住学生和防止年轻教师去其他地方的方法。

2016年12月阅读原文

四级Apartments will retain their appeal for a while for Millennials, haunted by what happened to home-owning parents.

对于千禧一代来说，公寓将在一段时间内保持其吸引力，因为他们的父母都有房子。

2017年6月阅读原文

六级The scientists are breeding successive generations to arrive at varieties that incorporate salt tolerance but retain about 97 percent of the European rice genome.

科学家们正在培育一代又一代的品种，以培育出耐盐但保留了欧洲水稻基因组约97%的品种。

2018年6月六级真题(第二套)阅读 Section C

考研Half a century of town and country planning has enabled it to retain an enviable rural coherence, while still permitting low-density urban living.

半个世纪的城乡规划使它能够保持令人羡慕的农村连贯性，同时仍然允许低密度的城市生活。

2016年考研阅读原文

六级But numerous studies have now found that when classroom material is made harder to absorb, pupils retain more of it over the long term, and understand it on a deeper level.

但现在许多研究发现，当课堂材料变得更难吸收时，学生会长期保留更多的课堂材料，并在更深层次上理解课堂材料。

2013年12月阅读原文

六级More than a decade ago, cognitive scientists John Bransford and Daniel Schwartz, both then at Vanderbilt University, found that what distinguished young adults from children was not the ability to retain facts or apply prior knowledge to a new situation but a quality they called “preparation for future learning.

十多年前，范德比尔特大学的认知科学家约翰·布兰斯福德和丹尼尔·施瓦茨发现，年轻人与儿童的区别不是保留事实或将先前知识应用于新情况的能力，而是他们所说的“为未来学习做准备”的素质。

2015年12月大学英语六级考试真题（三）

六级Yet once they start growing, such plants seem not to retain the ability to hit the pause button on metabolism in their stems or leaves.

然而，一旦它们开始生长，这些植物似乎就不会

2018 年 6 月6级真题第2套

六级This is great for her, and for us as we retain someone highly qualified.

这对她和我们来说都很好，因为我们留住了一位高素质的人才。

2009年12月英语六级真题

六级Although Wright Vigar hasn’t yet quantified the business benefits, it claims that, in addition to being able to retain key staff with young families, it is able to save fee-earners a substantial amount of “dead” time in their working days.

尽管Wright Vigar尚未量化其商业效益，但它声称，除了能够留住年轻家庭的关键员工外，它还能够为收费者节省大量工作日的“死亡”时间。

2009年12月英语六级真题

四级Recently I attended several meetings where we talked about ways to retain students and keep younger faculty members from going elsewhere.

最近，我参加了几次会议，讨论了留住学生和防止年轻教师去其他地方的方法。

2016年12月大学英语四级真题（第3套）

四级Their babies retain the ability to produce their own chlorophyll, though they can’t generate energy from sunlight until they’ve eaten enough algae to steal the necessary genes, which they can’t yet produce on their own.

他们的婴儿保留了产生自己叶绿素的能力，尽管在吃了足够的藻类来窃取必要的基因之前，他们无法从阳光中产生能量，而这些基因还不能自己产生。

2019年12月大学英语四级真题（第2套）