food can（装食品用的）罐子foodn.食物；食品food twin-screw extruder双螺杆挤出机food processing experiment食品工艺实验Food is in short supply.食物供应不足。Food processing enterprise食品企业Food safety administration食品安全监管Food consumption structure食物消费结构food-growing agriculture生产粮食的农业food secure monitor system食品安全监控系统Food-packing plastic bag食品包装用塑料袋foodbomepathogenicbacteria食源性致病菌