They might invent something to make a job easier or make people safer.
他们可能会发明一些东西让工作更容易或让人们更安全。
I guess there are scientists right now trying to do that, and I hope they'll succeed because the world would be a much cleaner place, wouldn't it? I think it will be great if they invent something so that we only have to sleep for one or two hours every day.
我想有科学家正在尝试这样做，我希望他们能成功，这样世界会变得更干净，不是吗？如果他们发明一种东西，让我们每天只睡一两个小时，那就太好了。
You don't need to invent something on the spot as long as you can provide a good explanation for the title you choose.
只要你能很好的解释你引用的标题，你就大可不必去苦思冥想用什么标题。
Children and their parents can play games. They can also do science experiments and even try to invent something themselves.
孩子们和他们的父母可以在此玩游戏，他们还可以做一些科学实验，甚至他们自己还能发明一些东西。
We can invent something with some classmates.
我们可以和其他同学一起做小发明。
I can discard that which is unfitting, and keep that which proved fitting, and invent something new for that which I discarded.
我能够摒弃那些不再合适的，而保留那些经过证明后合适的，并且再创造一些新的来取代被我摒弃的那些。
I can discard that which is unfitting, and keep that which proved fitting, and invent something new for that which I discarded.
我能够摒弃那些不再合适的，而保留那些经过证明后合适的，并且再创造一些新的来取代被我摒弃的那些。
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