No-Deal Brexit Means Fresh Food

The UK food industry has warned that Britain will face a shortage of perishable foods if a no-deal Brexit kicks in.  英国食品行业警告称，一旦无协议脱欧生效，英国将面临易腐食品短缺。

Green vegetables in particular have a very limited shelf life. The clock is ticking from the moment they picked, and delays at ports will restrict the amount of time a perishable product can last on shelves.   绿色蔬菜的保质期尤其短暂，从它们被采摘的那一刻起，时间便分秒流逝。若在港口发生延误，这些易腐产品上架后的保鲜时间就会更为有限。

1，perishable food / product  容腐产品 ；          green vegetables 绿色蔬菜

2，kick in : if something kicks in, it starts to happen, or starts to have an effect on something.

3,  shelf life:  the length of time that a product, especially food, can be kept in a shop before it becomes too old to eat or too old to be sold.:

4, the clock is ticking: the time for something to be done is passing very, very quickly / there is limited time

The clock is ticking on that project,