- 推荐网络例句
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Seven 1-phenyl-(4-pyridinyl)acetylene derivatives were conveniently synthesized in this paper using corresponding styrylpyridines as starting materials by bromination, rearrangement and debromination.
本文采用简单易行的方法从苯乙烯基吡啶类衍生物通过溴化、重排和脱溴化反应合成了7种苯乙炔基吡啶类单体，研究了它们在1mol/L盐酸水溶液中的光环加成反应。
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It was this amazing combination of abilities that made Cleopatra the most famous woman in history.
这些能力的综合使她成为历史上有名的女人，并不是因为她的外貌。
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In the early days of his involvement, King was troubled by telephone threats, discord within the black community and Montgomery's "get tough" policy, to which King attributed his jailing on a minor traffic violanon.
在他参与这项运动的早期，恐吓电话、黑人团体内部的不和以及蒙哥马利市的强硬政策都曾困扰过他，并且因此使他由于一次小交通事故而坐牢。
Don't
stop moving...