Pork prices have been rising steeply for five years because of the growing numbers of people who can afford to eat meat every day, and herds have been hit by a disease, blue-ear pig virus.

• 五年来，猪肉价格急剧上涨，因为越来越多人有能力每天买肉吃肉，而且猪只受到蓝耳病病毒侵袭。