america’s faltering steps towards new reactors look sure to be set back, not least because new concerns will mean greater costs.[/align]
美国新建核反应堆的蹒跚脚步看来肯定会受阻,很重要的一个原因就是是新的担心意味着成本增加。
america's faltering steps towards new reactors look sure to be set back, not least because new concerns will mean greater costs.
美国新建核反应堆的蹒跚脚步看来肯定会受阻,很重要的一个原因就是是新的担心意味着成本增加。
basic self-recognition is key to being able to relate to others; with this knowledge infants take their first faltering steps into the social world.
基本的自我识别是与其他动物交流的关键;有了这个知识,婴儿们开始一摇一摆地进入了社会性的世界。