extra-feed的意思|示意

They can fish and feed a family or sell them to earn extra income.

人们能捕捞鱼虾养活家庭，或者出售以便得到额外收入。

The control system takes the original water current capacity and the water extra chlorine density as the forward feed and feedback signal, using the PID algorithm control the chlorine quantity.

控制系统以原水流量为前馈和出厂水余氯浓度作为反馈信号，采用PID算法控制加氯量。

So it's better to make feed cellulase with extra enzyme.

表明饲用纤维素酶以外加酶法为佳。

If you include the 1 billion people who are now going hungry, the additional mouths to feed over the next 40 years add up to three extra Indias.

假如将正在遭受饥饿的10亿人口算在内，那么在未来40年将增加相当于三个印度的人口等着吃饭。

Life was hard enough already without four extra mouths to feed.

生活已经足够艰辛，要再多喂四张嘴也是勉为其难。

The Food and Agriculture Organisation reckons that, without changes in efficiency, the world will need as much as 60% more water for agriculture to feed those 2 billion extra mouths.

世界粮农组织认为，如果用水效率不加以改观，世界对农业的水需求要增加60%，才足够喂养多出的20亿张嘴巴。