初步翻译成英语

The color constitution, the plane constitution three-dimensionalconstitution, the sketch practice, the design is preliminary

初始 比较常用的翻译有2个：initialThe aim of this initial meeting is to clarify the issues.本次初步会议的目标是澄清这些问题。primaryprimary school 小学

是工业设计专业的吧......

色彩构成 Colour formation平面构成 Plane formation立体构成 Stereo formation写生实习 Sketch practice设计初步 Design base

初步估算 [词典] [经] preliminary estimate; [例句]分析了某酒精企业厂区内现有的电气设备情况，提出了节能改造方案，并初步估算了投资规模和节能效果。This paper analyzes the present electrical equipment of an alcohol enterprise from four aspects, and then proposes the schemes of energy-saving reform.