late transition metal catalyst 后过渡金属催化剂
late transition catalyst 后过渡催化剂
late transition 后过渡
late transition metals 以后过渡金属
late transition metal salt 后过渡金属盐
late transition metal complex 后过渡金属络合物
late-transition-metal catalysts 后过渡金属催化剂
Yet Africa is also starting out, a little late, on a demographic transition that others have already traced: as people get richer, they have fewer children.
但是非洲已经开始——尽管有些晚——其他地方已经经历过的人口转型：当人们越来越富有，他们的孩子就越少。
Amazon was late to understand the speed of that transition; Apple, which launched the iPod in 2001 and iTunes two years later, wasn't.
亚马逊在理解这种转变之迅速上已经迟了一步；而在2001年推出iPod，两年后推出iTunes的苹果，没有。
The transition from the feudal society to modern China began in late Ming Dynasty.
晚明是中国传统封建社会向近代社会转型的起点。
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