the work of a fashion model （时装）模特儿工作，模特儿表演 a career in modelling 模特儿生涯 Have you ever thought of modelling as a career? 您是否曾经考虑过将建模作为职业？ a modelling agency 模特儿经纪公司
the activity of making models of objects （实物）模型制造 clay modelling 黏土模型制造
the work of making a simple description of a system or a process that can be used to explain it, etc. 系统模型化；系统模型的建立 mathematical/statistical/computer modelling 数学／统计学／电脑模型的建立 macroeconomic modelling and policy analysis 宏观经济模型设计和政策分析。