They ought to finish ploughing the south field by tomorrow.
到明天他们应该犁完南边的一块地。
The farmer turned up a human skull while ploughing the field.
那农民地时挖出一个人类的头颅骨。
Integrated control measures included tobacco rotation with rice, rice straw return to paddy field, winter ploughing and winter planting, use of tolerant rice cultivars.
综合防治措施包括烟-稻轮作、稻草还田、冬翻冬种、利用耐病品种和药剂防治。
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