机器的不要来.英语翻译:我无能为力.我亲眼看着它消失

1.我亲眼看着它消失
I watched it disappear right in front of my eyes,
2.我无能为力
There is nothing I can do.
3.我亲眼看着它消失,我无能为力
I watched it disappear right in front of my eyes,and yet there was nothing I could do.