饮用水;挥发性卤代烃;氯仿;四氯化碳.Study on the levels of volatile halogenerated hydrocarbon in drinking Linyi City.摘要研究了碳酸铯催化酚与卤代烃反应制备烷基芳醚.Cesium carbonate catalyzed O - alkylation of phenol to synthesize alkly aryl ethers.此外, 芳基硼酸与卤代烃...
防晒霜应每隔一小时再抹一次。Sunblock should be reapplied every hour.不论何时只要有一点可能暴露在阳光下，我就会用防晒霜。I use a sunscreen whenever there is even a remote possibility that I will be in the sun.即使黑皮肤的女性也应该涂抹防晒霜。Even dark-skinned women should use ...
She is the greatest living poetess.她是当代最伟大的女诗人.Suffocate and send to until the last days of one's life talented poetess only!无非是把有点才气的女诗人窒息致死而后已!Emily Bront is an unique female writer and poetess in English literatu...
In 1959, Akihito broke with imperial tradition by marrying a commoner.明仁天皇在1959年打破皇室传统，娶了一位平民女子为妻。Tchaikovsky was given a state funeral—the first commoner to be granted this honour.柴可夫斯基得到了国葬待遇——他是首位获此殊荣的平民。Cigarette smo...
There are numerous amoeboid nuclei suspended in the organelle - rich cytoplasm.在富含细胞器的细胞质中,有许多变形核.The cell organelle were often kept normal in apoptotic cells.凋亡神经元胞浆内的细胞器保持完整.There were basically complete organelle stru...
In the worst-case scenario, you could become a homeless person.最坏的情况是你可能会无家可归。Discovering your child takes drugs is a nightmare scenario for most parents.对大多数父母来说，发现自己的孩子吸毒简直就是场噩梦。Let me suggest a possible scenario .我来设想...