1、defend防御，保卫；

Now that you are able to take up arms and defend your motherland, we are all proud of you.
你现在能够披坚执锐，保卫祖国，我们都为你感到自豪#O9G1WB1vVBCW。

2、represent代表，象征；
We represent 47 nations from every region of the world, and I thank each of you for being here.
我们代表了来自全世界各地区的47个国家，我感谢你们每一个人的光临4!,,6dm*PTq。