自1908年以来氯就被添加进饮用水当中。Since 1908, chlorine has been added to drinking water.氯用来给水消毒。Chlorine is used to disinfect water.加氯是为了杀死细菌。Chlorine is added to kill bacteria....
She knelt and brushed her lips softly across Michael's cheek.她跪了下来，轻吻迈克尔的脸颊。Nuclear weapons plants across the country are heavily contaminated with toxic wastes.全国的核武器工厂均受到了有毒废弃物的严重污染。He gave the donkey a whack acro...
'I had no desire to be a mother — I had a child, that's all.'“我不渴望当妈妈，我有一个孩子了，如此而已。”The Hell's Angels were once the most notorious and anarchistic of motorbike gangs.“地狱天使”曾是飞车党中最臭名昭著和无法无天的一伙。...Johns...
概述了青金石的产地来源和使用历史.The history of its provenance and application is summarized in this paper.他们是以顺时钟的方向环绕着青金石.They are circling the Lapis Lazuli stone in clockwise direction.他们是以顺时钟的方向环绕著青金石.They are circling the Lazuli st...