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Times were so hard it was difficult to feed and lodge humans, much less animals.
时世这么艰苦,人有吃有住就很不容易了, 那顾得上牲畜.
飘（部分）
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善于积极思考，敢于质疑问难，在学习过程中表现出强烈的探索和进取的精神。
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And methane is difficult to capture in small volumes at low concentrations.
而且,沼气在微量、稀薄的情况下不易收集.
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It is difficult to get statistics on race, but the following patterns are clear.
很难对人种作出统计, 不过从下面所给的比例应该看得很清楚.
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Nothing is more difficult than to restore authority after it has been shaken.
天下的难事,莫过于恢复已被动摇了的权威.
词典精选例句
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The power of control of the private family enterprise is tremendously difficult to be transferred.
家族制企业的控制权具有相当程度的不可让渡性.
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