The isopropyl chloracetate was synthesized by esterification of chloracetic acid with isopropyl alcohol using aluminium phosphotungstate as catalyst.
以氯乙酸和异丙醇为原料,磷钨酸铝作催化剂进行酯化反应,合成氯乙酸异丙酯。
单词 | alcohol use |
释义 |
alcohol use
英语例句库
The isopropyl chloracetate was synthesized by esterification of chloracetic acid with isopropyl alcohol using aluminium phosphotungstate as catalyst. 以氯乙酸和异丙醇为原料,磷钨酸铝作催化剂进行酯化反应,合成氯乙酸异丙酯。
原声例句
PBS访谈健康系列 You know we ask them about sex, about mental health, about alcohol use. 我们问他们关于性,心理健康,酗酒的问题。 中高级英语短文 These are alcohol use or abuse, restriction of food intake, and excessive physical activity. 这些是饮酒或酗酒、限制食物摄入和过度体育活动。 VOA Special 2019年8月合集 In the U.S., 15% of cases of breast cancer are considered caused by alcohol use. 在美国,15%的乳腺癌被认为是由酒精使用导致的。 VOA Special 2020年10月合集 Doctor Karpyak noted that during the pandemic, light alcohol use can easily become problematic. 卡尔皮亚克医生指出,在新冠疫情期间,少量饮酒很容易成为问题。 现代大学英语精读(第2版)第三册 Alcohol use is so ancient and so universal a practice that it cannot be repealed. 喝酒是一种古老而普遍的做法,不能禁止。 中高级英语短文 Furthermore, these risks can be compounded by the combination of eating disorders and heavy alcohol use. 此外,饮食失调和酗酒的结合可能会加剧这些风险。 TED演讲(视频版)双语精选 Of adults who were diagnosed with both social anxiety disorder and alcohol use disorder, social anxiety came first. 在被诊断为同时患有社交焦虑失协症和酒精使用障碍的成年患者中,社交焦虑一马当先。 Osmosis-血液肿瘤 The acquired causes of sideroblastic anemia include excessive alcohol use, pyridoxine or vitamin B6 deficiency and lead poisoning. 获得性铁粒幼细胞性贫血的原因包括过量饮酒、吡哆醇(维生素B6)缺乏,以及铅中毒。 双语版 TED-Ed 演讲精选 Meanwhile, genetic differences in dopamine, GABA, and endorphin transmission may contribute to risk for developing an alcohol use disorder. 同时,多巴胺、氨基丁酸、内啡肽传导的遗传性差异可能会增加酗酒的风险。 医学英语轻松学 Health professionals, screen all adult patients for alcohol use, and advise those who drink too much to drink less. 健康专业人士为所有成年病人进行了饮酒筛查,并建议饮酒过量的人要减少酒量。 VOA Special 2017年2月合集 The study says that obesity, tobacco use and harmful alcohol use are the leading causes of death in adults. 研究表明,肥胖,吸烟和酗酒是导致成年人死亡的主要因素。 VOA Special 2013年8月合集 The study on the economic costs of excessive alcohol use was published in the American Journal of Preventive Medicine. 这项对酗酒经济成本的研究发表在《美国预防医学杂志》上。 VOA Special 2019年10月合集 Many movies and television shows present drug and alcohol use as just a normal part of the college experience. 很多电影和电视秀都将使用毒品和酒作为大学生活中正常的内容来展现。 VOA Special 2014年7月合集 The report also finds Europe is the area with the highest alcohol use. Central and Eastern Europe are especially high. 这份报告还发现,欧洲是全世界饮酒最多的地区,中东欧尤其多。 TED演讲(视频版) 2018年7月合集 Alcohol use? These questions are almost universal. 酒精使用?这些问题几乎是普遍的。 VOA Special 2019年8月合集 NIH officials noted concerns that other health conditions, such as cancer, were not considered in connection with moderate alcohol use. NIH官员指出的担忧是,癌症等其他疾病被认为与适量饮酒无关。 VOA Special 2019年10月合集 He notes that for years, drug and alcohol use by students has been a big issue at U.S. colleges and universities. 他表示,近年来,学生们吸食毒品、饮酒,这已经成为美国许多大学的重大问题。 2023-38 " Excessive alcohol use" technically means anything above the U.S. Dietary Guidelines' recommended daily limits. 从技术上讲,“过量饮酒”是指超过美国饮食指南建议的每日饮酒限量的任何饮酒。 SciShow 合集 Now many things can cause microcephaly, including genetics and malnutrition and heavy alcohol use during pregnancy. 现在很多事情都可能导致小头畸形,包括遗传和营养不良以及怀孕期间大量饮酒。 VOA Special 2020年10月合集 " There is no organ or system, " he said, " which is not impacted by chronic and significant alcohol use" . 他说," 没有器官或系统不受长期大量饮酒的影响。" |
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