Microsoft doesn 't promote the boat tour , but argosy says it has approval from gates .
微软并不推广游湖之旅,但「大船航游」宣称得到盖兹的同意。
It is a relatively small tributary glacier by antarctic standards ( about two miles across at the camp site ) , and joins with the argosy glacier before flowing into the huge marsh glacier ( 10 to 15 miles across ) .