1.reinvent the wheel白費力氣做重復工作,拾人牙慧
You are just reinventing the wheel if you think you can make money by teaching computer——who can't use a computer these days?
如果你認為你能靠教電腦賺錢的話，你就在“炒冷飯”了——現(xiàn)如今誰還不會用電腦呢？
reinvent the wheel從字面上解釋就是：重新發(fā)明車輪。但事實上汽車輪胎早就存在，再發(fā)明一次不是多次一舉嗎？
You are just reinventing the wheel if you think you can make money by teaching computer——who can't use a computer these days?
如果你認為你能靠教電腦賺錢的話，你就在“炒冷飯”了——現(xiàn)如今誰還不會用電腦呢？
reinvent the wheel從字面上解釋就是：重新發(fā)明車輪。但事實上汽車輪胎早就存在，再發(fā)明一次不是多次一舉嗎？