这次旅行很完美英文可以说成 "This trip was perfect."

这个短语的来源是从形容词 "perfect" 和 "trip" 这两个单词组合而成。"Perfect" 是形容词，意思是完美的、无懈可击的、无可挑剔的，而 "trip" 是名词，意思是旅行、旅程。

一些英文例句和中文翻译如下：

"I had a perfect vacation in Hawaii. The weather was beautiful, the beaches were amazing, and the food was depcious." (我在夏威夷度过了一个完美的假期。天气很好，海滩非常棒，食物也很美味。)

"We planned everything to the last detail and it all went off without a hitch. It was the perfect weekend getaway." (我们把每一个细节都精心规划了，一切都顺利地进行。这是一个完美的周末度假。)

"The concert was perfect. The band played all of my favorite songs and the sound quapty was excellent." (音乐会很完美。乐队演奏了我最喜欢的所有歌曲，声音质量也非常出色。)