help me!

Vietnam
October 4, 2007 10:01pm CST
Do you understand the word "breakthrough"? Please explain it for me!
2 responses
@Aussies2007 (5339)
• Australia
5 Oct 07
When you have an impossible problem with no solution to resolve it... and suddenly you find the answer to resolve it... it is called a "breakthrough". Because you broke through the problem. You did find the door of the problem in order to fix it.
• Vietnam
6 Oct 07
ah, I see. I must find some material for my project in class, and my subject is "breakthrough". I got in stuck because I don't understand it. Now, It's better. Thanks!
@goodsign (2287)
• Malaysia
5 Oct 07
A sudden important development or success.
• Vietnam
5 Oct 07
Thanks! But is it the same with invention?