occasional VPCs是什么啊

occasional VPCs是什么啊 occasional lover occasional series occasional什么意思 occasional和accidental的区别 英语语法ing问题.she did occasional work for the other,sketching a lot of whales,dragons,castles and mythical animalssketching 是什么用法,本人很笨,请说得详细点,she did occasional work for the other company,sketching a lot of whale visible or more than occasional movement of 求分析 occasional ,casual ,incidental 表示为随意时有什么区别? occasional 两天内无答案悬赏就没了. occasional contributor什么意思这句话是这样的she is also an occasional contributor to CNN.不知道该怎样翻译比较好.自由撰稿人?可是occasional是偶然，不经常的意思。 英语翻译except that it was fought with rifles,modern artillery,and even an occasional aircraft...主要是even an occasional aircraft,我不知道该怎么翻, Peter does occasional freelance work to ____ his income.Peter does occasional freelance work to ___ his income.A.supplement B.assist C.supply D.add accidental occasional casual incidental的区别等accidental occasional casual incidental的区别deputy agent的区别benefit当动词怎么用(要例) should the stream recover怎么接前面的句子理解啊?大榭!The occasional failure of some salmon to return to their natal streams in order to spawn provides a mechanism by which an environmentally degraded stream could be recolonized by new sa Give your love has been very quiet in exchange for occasional care about you Only requires the time, hoped that you can occasional remember me.什么意思? 英语翻译：偶然事件 accidental cas or occasional case or fortuitous case? The house was quiet in the night, ________ the occasional coughing from my throat.