in train (of arrangements) in progress; being proceeded with.
2005Architectural Review 'China's New Dawn: an Architectural Transformation' is a mainly pictorial survey of some 50 projects, recently completed or in train.
英语词组固定搭配大全包含15956条英汉双解词组,基本涵盖了全部常用英文词组、短语的翻译及用法,是英语学习的有利工具。