Sent_en: 2zh A recent demonstration in Belgium saw farmers dump three million litres (660,000 gallons) of milk on fields — and requests from 21 EU member states for emergency aid.
Sent_yy: 比利时最近的一次示威活动看到农民在田地上倾倒了300万升（660,000加仑）牛奶，并要求21个欧盟成员国提供紧急援助。