be on a journey

• 在旅行中

be on a journey的用法和样例：

例句

1. The idea incubated on his journey.
   这个想法是他在旅行中酝酿成熟的。
2. Jennifer suggested that Colin should take a first aid on his trip.
   詹尼弗建议科林在旅行中带一个急救箱。