求翻译：国庆结束回到博西华实习。这两天我们学习了锯工和锉工、虽然在锯和锉的过程中有点辛苦和累，但是当我做完以后我体会到只有在苦和累之后才会有彩虹。是什么意思？

National end of the internship back to BSH. We saw two days to learn the work and file workers, although in the process of sawing and filing a bit hard and tired, but when I finished I realized only after bitter and tired after only a rainbow.

National Day concluded to return to West China bak internship. The last two days, we have learned the saw blade and preparations for the saws and preparation for industry, although the process is a bit hard and tired, but when I do I understand that only after the bitter and tired after a rainbow.

National Day finished returns to abundant Xihua to practise.These two days we have studied the sawing and the filing, although is a little laborious in the saw with in the file process and tired, after but after I complete I realize only then in painstakingly and tired only then can have the rainbow

National day end Bo Sherwood returned to practice. These two days we learned sawing and filing workers, while the saws and burs in the course of a little hard and tiring, but when I finished I realized only after the bitter and tired would Rainbows.

National end of the internship back to BSH. We saw two days to learn the work and file workers, although in the process of sawing and filing a bit hard and tired, but when I finished I realized only after bitter and tired after only a rainbow.