彼らは山への旅行に行っています

Meaning
they are on a trip to the mountains

Vocab used in this sentence

he, his, him, boyfriend
la, ra, from, et al
a, the, is, am, are, will
mountain, pile, mt, yama, hill, volcano, mines
to, for, toward
to, of
旅行
travel, trip, traveling, vacation, tour, journey, tourist, travelling, tourism, trek
in, to, on, at, into, upon
行く
go, travel, move
the, it, have
いる
are, to be, to stay, to have, necessary, to exist
ます
will, to be, i will, to make, to do, to have

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