| English | Chinese |
| life cycle The phases, changes, or stages through which an organism passes throughout its lifetime | 生命周期 (生物体在其一生中经历的阶段、变更或时期。) |
| life-cycle management Management of all the stages involved in the life of a product such as raw materials acquisition, manufacturing, distribution and retail, use and re-use and maintenance, recycling and waste management, in order to create less environmentally harmful products | 生产周期管理 (对产品在生命周期中涉及的所有阶段的管理，如原材料采购、制造、分销及零售、使用和再利用、维护、废物管理和回收，以减少环境方面有害的产品。) |
| material life cycle All the stages involved in the manufacturing, distribution and retail, use and re-use and maintenance, recycling and waste management of materials | 材料生命周期 (涉及材料的制造、分发、零售、使用、再利用和维护、回收和废物管理等所有阶段。) |
| product life cycle A product life cycle includes the following phases: acquisition of raw materials, production, packaging, distribution, use, recyling, and disposal | 产品生命周期 (产品的生命周期包括以下几个阶段：原材料、生产、包装、销售、使用、回收和处理。) |
