food security的用法和樣例：
例句
- Bio-energy based on the grain has had the tendency of endangering the food security.
摘要以糧食為基礎的生物能源已有危及糧食安全的傾向。 - 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.
摘要隨著能源危機與糧食安全問題的日趨加重，以纖維質為原料生產石油替代燃料已成為生物質能研究的重點。
