Trip

'Trip' is a countable noun which indicates travel to and from a place. It is often used together with the reason for the return journey.
trip是一個(gè)可數(shù)名詞，指的是旅行到某地和從某地出發(fā)，通常會(huì)和往返旅行的原因一起說(shuō)。

例句：

I took a trip to the coast last weekend to relax.
我上周末去了海邊旅行放松了一下。

Frank needs to take some time off and maybe take a trip to some exotic location.
弗蘭克需要請(qǐng)幾天假，或許再出國(guó)去什么地方旅行一下。

Journey

Journey refers to the actual time spent travelling. It tends to be used in British English more often than in American English.
journey和旅行實(shí)際花費(fèi)的時(shí)間有關(guān)。通常英式英語(yǔ)中更為常用。

例句：

How was your journey from Oxford?
從牛津來(lái)的這一路怎么樣？

The journey to Rome was long and tiring.
去羅馬的旅程又長(zhǎng)又無(wú)聊。

Voyage

'Voyage' refers specifically to long distance travel by sea.
voyage指的是航海的長(zhǎng)距離旅行。

例句：

The voyage to Japan takes about two weeks from San Francisco.
從舊金山到日本走海路大概需要兩周時(shí)間。

Many voyages were made to the Indian Ocean during that period.
這段時(shí)間很多人航海去印度洋。