... well represented among big global tech companies as companies other than Google are in search-engine statistics： there is just one in the Top 20.老师好，请问represent在这个句子里用那个意思呢？
This might explain why,after the financial crisis,women managed to adapt to the decline in middle-skill jobs better than men did,despite women being hit hardest.being前面不用加 were 吗？为什么？
Last month, after analyzing figures on epidemics since 1960, The Economist concluded that people die at a higher rate from such disease outbreaks in authoritarian countries than in democratic ones, even controlling for income levels.请问control for在这里是什么意思？
Not only is the sun much bigger than any planet, but unlike the
planets, it consists completely of gaseous material .问题: 后面的句子it consists这是个完整的句子，与前面的not only …but also是怎样的并列关系？另外but后面应该有省略部分是吗？
Densely populated cities generate sufficient orders over a small area that they can be aggregated into daily,or even more frequent,deliveries by van.that 在这里引导什么从句吗？是不是状语从句省略了so呢？
This same absence of moral purpose was wounding companies such as News International, she thought, making it more likely that it would lose its way as it had with widespread illegal telephone hacking.句子中with widespread illegal telephone hacking.怎么翻译 这个结构做什么成分谢谢
Mr. Halpern's book will come to more informed conclusions that I can;
but my own instinct, from the research and from observation, is to draw only
two. 请问is to draw only two中 be to 是个什么用法呢？看着也不像不定式，这段话be去掉也是可以的吧？
...) 指“一代人”的时间（通常按30年计算）：Stores
sell many more toys than they did a few generations ago. 现在商店出售的玩具远比几十年前出售的要多。Divorce
is more common than it was a generation ago. 现在离婚比二三十年前更常见了。Over five generat...
...ing from one
language into another. These systems are sometimes faster and more perceptive
than we humans are. But so far that is only true for the specific tasks for
which the systems have been designed. That is something that some AI developers
are now eager to change.Some
of today’s AI pioneers...
But with most ships operating with less than two dozen people, a handful of which being English speaking officers trained in maritime security procedures, how will sailors find the time to communicate with naval assets.