grain problems是什么意思 grain problems怎么读
grain problems的用法和样例
- The tense situation in the countryside last spring was chiefly due to the grain problem.
我们今年春季农村的紧张情况，主要是由于粮食问题引起的。 - In the old time, while the devastation of forests for arable land helped ease grain shortage, it became a main factor causing ecological deterioration.
过去，毁林开荒对解决粮食问题曾经发挥了重要作用，但同时也成为生态恶化的重要原因。
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