food security

• 粮食安全

food security的用法和样例：

例句

1. Bio-energy based on the grain has had the tendency of endangering the food security.
   摘要以粮食为基础的生物能源已有危及粮食安全的倾向。
2. As the energy crisis and food security increase severely, biofuel produced from lignocellulose as the substitution of gasoline has become the hotspot of biomass energy research.
   摘要随着能源危机与粮食安全问题的日趋加重，以纤维质为原料生产石油替代燃料已成为生物质能研究的重点。