Marry Montalvo has been homeless eight times in 20 years.

二十年间，玛丽·蒙塔尔沃已经八次无家可归。

" There's already a night-and-day difference between this lander and the design we started with, " Morgan Montalvo, a JPL engineer working on the development of the lander, said in a statement Thursday.

周四，参与着陆器开发工作的 JPL 工程师摩根·蒙塔尔沃在一份声明中表示：“这款着陆器与我们最初设计的版本已经有了显著的差异，可以说是天翻地覆了。”