In the past this process of transition has often proven difficult.过去这一过渡过程常常很艰难。He found the transition to boarding school excruciatingly painful.他发现转到寄宿学校极其痛苦。Inevitably the transition will yield some sticky moments.过渡时...
He admitted a lack of motivation and a feeling of sloth.他承认自己缺乏动力，总想犯懒。Money is my motivation.金钱是我的动力。Gross's skill in motivation looked in doubt when his side began the second half badly.球队下半场开局不利，看来格洛斯给队员鼓劲的技巧值得怀疑...
Initiation is caused by radicals produced from azobisisobutyronitrile, benzoyl peroxide or perester decomposition.链引发是由偶氮二异丁腈, 过氧化苯甲酰或过氧酯分解生成的自由基所引起.PET fibres were grafted acrylonitrile ( AN ) initiated by benzoyl perox...