voyage

库克踏上了前往澳大利亚的航行。

Cook embarked on a ___voyage to Australia.

前往澳大利亚的航程漫长而充满挑战。

The ___voyage to Australia was long and challenging.

前往火星的航行是许多太空探索者的梦想。

The ___voyage to Mars is a dream for many space explorers.