，这一段，你翻译一下。”
“china is the homend of tea. it is believed that china has tea- shrubs as early as five to six thousand years ago，and human cultivation of teapnts can date back two thousand years. tea from china，along with her silk and porcein， began to be known the world over more than a thousand years ago and has since always been an important chinese export. at present more than forty countries in the world grow tea with asian countries producing 90% of the world’s total output. all tea tre