老师好！想请老师详细讲解一下这句话。The 15 wild Asian elephants among
which one male turned back in July finally returned to their habitat after
touring for 17 months in Yunnan Province.
A toll-free number for tourists already in the U.S. or Canada is also available at 1-800-CALL-NYS.译文：而人已经在美国或加拿大的游客则可打免付费电话，号码是1-880-CALL-NYS。此处at是什么意思，是如何使用的？
The technology giant reported quarterly sales of $50.56bn (£34.39bn) down from $58bn last year - the first fall in sales forthe company since 2003.请问：(1) 句中的意思是quarterly sales从58降到50.56吗？(2) 如何表示“降了多少”（即“降幅”）？
...am after they handed Hebei CFFC their first defeat of the season with a comfortable 3-0 victory courtesy of goals from Lu Wenjun and Wu Lei in the first half before Oscar's 67th minute penalty sealed the win for Andre Villas-Boas' side.介词短语很多，不理解。这是比较好的英...
a woman reaching for a man, a balloon ascending, sand descending, the reverberation of a forest like others [they] add up to more than the sum of their parts, they have physical depth and imaginative height. 一个女人伸手拉一个男人，一个气球上升，砂子落下，森林的回响像...
For schools who had plans PPE and ample testing the question quickly turned to what went wrong.The answer may be as simple as campus life getting in th way.(PPE=Personal Protective Equipment)) 这里看不懂： as simple as campus life getting in th way麻烦老师分析一下，谢谢！
...nkton species in the laboratory
and then computing community grazing rates for field conditions using the known
population density of grazers.对于该句的分析为：先是主句，后面是两个由非谓语动词构成的方式状语，在最后一个状语中，又出现了一个现在分词...
...ry, I said. As I was flying off early the next day, there would be no time for Gestapo officials at the airfield to go over the contents. Could they take a look now, if I brought them over; and if they approved, put a Gestapo seal on the suitcases so I wouldn't be held up at the airport?"Br...
And as with just about anything, the potential demand for AVs among 1.4bn Chinese is
huge—$2trn by 2040, reckon
consultants at McKinsey这句话中的as with just是什么含义？