In the late nineteenth century, ecology began to grow into an independent science from its roots in natural history and plant geography.
在19世纪后期,生态学从它的自然历史和植物地理学的根源开始发展为一门独立的科学。
We come upon a small caravan camper with its door open to a late-middle-aged Scottish couple, sitting at a folding table, taking tea and biscuits.
我们遇到了一辆小型的有篷露营车,车门开着,正对着一对中年的苏格兰夫妇,他们正坐在折叠桌旁,喝着茶吃着饼干。
During your exam period, you want your brain to work at its very best, so build in relaxation time before bed, avoid late night revision sessions and try to go to bed early so you get enough sleep.
在考试期间,你想让你的大脑处于最佳工作状态,所以在睡觉前安排放松时间,避免深夜复习,尽量早点睡觉,这样你就能得到足够的睡眠。
The difference between what Americans sell to other countries and what they buy from abroad reached almost $50 billion, its highest figure since late 2008.
VOA: standard.2010.08.11
We looked at its relation to the new career that John Milton ended up assuming in the late 1630s: this new career as a polemical writer of political prose.
我们研究了它与17世纪30年代末,弥尔顿最终以幻想告终的新事业:,这个写政治散文的宣传性作家的新事业。
The government in exile, the National Coalition Government for the Union of Burma, says it will announce its new strategy for a transitional process to democracy in late June.
VOA: standard.2009.05.31
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