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- His area of concentration is nuclear physics. 他的专门研究范围是原子物理学。
- The drug affects one's power(s) of concentration. 这种药影响人精神不能集中。
- igneous concentration 煅烧富集
- There is a concentration of people in big cities. 大城市人口集中。
- He seized every chance to break out of the Nazi concentration camp. 他抓住一切机会从纳粹集中营跑出来。
- Igneous rocks do not contain fossils. 火成岩不含化石。
- A state of mental concentration. 专心致志，全神贯注全神贯注的状态
- Containing little silica, as igneous rocks. 基性的基性的，含有比较少量的二氧化硅的作为火成岩的
- Exceptionally great concentration, power, or force. 特别强烈的程度，力量或动力
- An igneous rock consisting chiefly of pyroxenes. 辉岩主要由辉石组成的一种火成岩
- The POWs burst out from(of) that Nazi concentration camp one night. 一天夜里战俘们冲出了那个纳粹集中营。
- A dark, fine - grained igneous rock;diabase. 粗玄岩，辉绿岩一种暗色微粒火成岩；辉绿岩
- A dark,fine - grained igneous rock;diabase. 粗玄岩，辉绿岩一种暗色微粒火成岩;辉绿岩
- A dark,fine.- grained igneous rock;diabase. 粗玄岩，辉绿岩一种暗色微粒火成岩;辉绿岩
- Containing little silica,as igneous rocks. 基性的基性的，含有比较少量的二氧化硅的作为火成岩的
- A dark, fine-grained igneous rock; diabase. 粗玄岩，辉绿岩一种暗色微粒火成岩；辉绿岩
- Does flying moth attack what is igneous result? 飞蛾扑火的结果是什么?
- Trap rock is a form of plutonic igneous rock. 暗色岩是一种火成岩。
- Stress and tiredness often result in a lack of concentration. 紧张和疲劳常使人精神不集中。
- Igneous fusion is fusion by heat alone. 火熔解是指靠热度所完成的熔解。
