日期:
来源:雅诚德英语网
The key, agronomists contend, lies in their adherence to methods used for generations.
农业学家们坚持认为关键在于他们一直沿用了数代传下来的方法。
The key, agronomists contend, lies in their adherence to methods used for generations.
农业学家们坚持认为关键在于他们一直沿用了数代传下来的方法。