有困难;(干某事)很吃力

have a job to do的用法和样例:

例句

  1. It is difficult for me to do so.要我这样做是有困难的。
  2. I always have difficulty in pronouncing new words.对新单词的发音我总是有困难。
  3. After a long day's journey, I felt exhausted.我跑了一天路,感到很吃力。
  4. It was quite a pull from the barn to the house, but Frank hurried.从谷仓到住房的那段路很长,走起来很吃力,但弗兰克却走得非常快。

This is Scientific Americans 60-Second Science, Im Steve Mirsky. Got a minute? The 2010 Nobel Prize in Physics goes to the University of Manchesters Andre Geim and Konstantin Novoselov for their investigations of the two-dimensional material graphene

发表于:2019-01-08 / 阅读(66) / 评论(0) 分类 Scientific American(十)月

请看相关报道: Quick Response codes(QR code) have been used in advertisements for years, and a handful of American funeral homes began attaching them to gravestones in early 2011. 快速回应码在广告界已经使用好几年了,有一部分

发表于:2019-01-18 / 阅读(67) / 评论(0) 分类 英文语法词汇

And then our mothers tell us, Careful you don't fall down, because you'll fall over. 然后母亲告诉我们,没有跌倒也要小心,因为你还会掉下来。 Now, go into the real atmosphere of this planet. 现在,进入这个行星真正的

发表于:2019-01-18 / 阅读(63) / 评论(0) 分类 TED演讲娱乐篇

Genome: Now in 3-D! In a study in the journal Science, researchers report the mapping of the three-dimensional structure of the human genome, and the finding that the cell's nucleus is divided into two regions, one where DNA goes to get expressed. Cy

发表于:2019-01-30 / 阅读(99) / 评论(0) 分类 60秒科学

2009年的一部3D大片《阿凡达》让很多人都记住了avatar这个词。在网络上搜索这个词,出来的结果大部分也都跟这部电影有关。其实,avatar并不是导演造的一个词,它在印度教中指圣人的化身。

发表于:2019-02-06 / 阅读(67) / 评论(0) 分类 英语口语

An employee carefully scans a man standing still behind two photographic lamps with a gun-like scanner in his hand. The whole process takes approximately 10 minutes. After loading the data into the computer, the rest work is left to the 3-D printing

发表于:2019-02-14 / 阅读(58) / 评论(0) 分类 英闻天下
学英语单词
'Sflesh
absorptive tissue
Aikuanian Age
air adjust screw
amoebaea
analogue transmission
anemarrhena
asphalt prepared roofing
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avantgarde
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Bouar
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Craggs
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Escherichia
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Jhiri
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Katuva
keep it down
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Netscape Communications Corp.
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Novell Authorized Education Center
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otitis internas
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rete-
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Sidnaw
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suspension of proceedings
Sārūna R.
table of trigonometric functions
teses
ticket-of-leave
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vinz
water deficient dehydration
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zore