1.Officials say the co-pilot flew the airplane directly into a mountain on purpose.
on purpose 有目的地,故意地
Was it an accident or did David do it on purpose?
是意外還是戴維故意所為?
I don't think he stepped on your toes on purpose.
我想他不是有意傷害你的感情 。
2.In the end, the final decision may come down to passengers.
come down to 歸根結底,可歸結為;實質上是
Our choices come down to staying here or leaving here.
我們的選擇實際上就是留在這里還是離開這里兩條道路 。
When you come down to it, however, the basic problems of life have not changed.
然而,歸根結底,生活中一些基本的問題還是沒有變 。