这确实已经相当小了，但可以说还没足够小到能测量出蛋白质分子间的缝隙、或是更靠近地观察DNA(脱氧核糖核酸)分子。
That's pretty small, but not small enough to, say, measure the gaps between proteins or look at a DNA molecule up close.
这是罗伊·帕克·杰在1984年为电影写的主题曲歌名，现在已经成为了流行语，如果你需要水管工或是电工来家里维修的时候，可以说这句话。
This was a music hit for Ray Parker Jr in 1984 and has since become a popular catchphrase especially if you need to call a plumber or electrician to fix something in the house.
我可以说，现在许多受过西方教育的人回到中国或是在中国经营公司。
I would say for a lot of Western educated people returning to China, or managing a company in China.
现在，如果你不喜欢坐船或是会晕船，你也可以说”火车已经离站”，两个表达同一个意思。
Now. If you don't like boating or get seasick you can also say"that train has left the station".
如果你想起某事，意思是你想起过去见到过或是做过的某件事情，我可以说，“你让我想起我妈妈。”
If you are reminded of something, it makes you think about something that you've seen in the past, or done in the past. So I could say, "You remind me of my mother."
我们可以说友谊不是用来消遣或是获得回报的，而是有着深刻的含义。
We might say of friendships that they are a matter not of 19 diversion or of return but of meaning.
可以说几乎没有任何科学发现是随机偶然的，因为人类总是在为着某一事物或目标而寻寻觅觅，无论所要寻觅的东西是心境的平静，抑或是有关生命本身之起源的解答。
It could be said that almost no discoveries are accidental because human beings are always looking for something, whether it is peace of mind or the answer to the origins of life itself.
老师：最后一点是你可能没听到或是没听懂我说的话。这种情况的话，你可以说“不好意思，我不懂你说的是什么。
Teacher:The last one is you may miss or you don't understand what I just said.
第二种情况是也许你听不清我说的话。这时你可以说：“对不起，你能大点儿声吗？”或是：“请再说一遍好吗？”
Teacher:The second is, maybe you can't hear me clearly. In this case, you could say "Excuse me; can you speak up, please?" or "I beg you pardon?"
第二种情况是也许你听不清我说的话。这时你可以说：“对不起，你能大点儿声吗？”或是：“请再说一遍好吗？”
Teacher:The second is, maybe you can't hear me clearly. In this case, you could say "Excuse me; can you speak up, please?" or "I beg you pardon?"
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