One machine reached very deep part of the ocean in 1960.It went d_英语解答

One machine reached very deep part of the ocean in 1960.It went down almost seven miles.

人气：211 ℃　时间：2020-06-12 15:03:56

解答

有台机器在1960年到达相当深的大洋底.它下潜差不多7英里.