圣火 sacred fire (such as the Olympic torch)

　　生活补助 living subsidies

　　圣火采集仪式 sun-ray ceremony (The 2010 Guangzhou Asian Games flame was ignited in a traditional sun-ray ceremony at the Juyongguan pass of the Great Wall Saturday morning. 上周六上午，2010 年广州亚运会的圣火在居庸关长城举行的传统采集仪式中点燃。)

　　生活津贴 living allowance or subsistence allowance

　　升级换代 updating and upgrading (of products)

　　生计问题 bread-and-butter issue

　　生命银行 bank for keeping the donated organs and remains of dead persons for medical use

　　生态活动 eco-activity

　　生态建筑 ecological construction

　　生态林 ecological forest

　　生态旅游 ecotourism

　　生态农业 environmentally friendly agriculture

　　生态危机 eco-crisis

　　生态效益 ecological benefit

　　生态系统 ecological system(ecosystem)

　　生物工程 biological engineering

　　生物恐怖主义 bioterrorism

　　生物圈 biosphere

　　生 物 燃 料 biofuel (An Air New Zealand passenger jet powered in part by vegetable oil successfully completed a flight Tuesday to test a biofuel that could lower airplane emissions. 新西兰航空公司一架客机 30 日完成了使用植物油作为部分动力燃料的飞行实验，用于实验的生物燃料可能降低飞机的废气排放。)

　　生物钟 biological clock; living clock; biochronometer

　　声讯台 informat ion service center

　　生意兴隆 Business flourishes

　　生育率 fertility rate (China will stick to its family-planning policy in the co ming decades to maintain a low fertility rate, a top population official said on Saturday at an event to mark the 30th anniversary of the country's unique policy. 上周六 ，人口计生委高级官员在纪念计划生育政策出台 30 周年的活动中表示，中国将在未来几十年内坚持计划生育政策，保持低生育率。)