单词：octad
[化] 八价物; 八价的; 八素组
单词：octad 相关文章
Unit 2 Text B Ad---advertisement---advertising---advetiser Attraction---attractive Designer---fashion designer post---mail produce persuade sb. To do sth. persuasion Leisure time Act---active---activi
自考英语（一）78讲
Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得10到30积分的奖励! Thank you！
英文魔法师字源大挪移
A: I have had some really horrible headaches lately. B: How long have your headaches been going on? A: I get headaches occasionally, but they have been really bad lately. B: Any unusual amounts of stress in your life going on right now? A: I am getti
英语情景对话-健康
A: I have been having a lot of headaches lately. B: Have you been having these headaches for a long time? A: I have had headaches my whole life, but they have been getting worse lately. B: Have you been under a lot of stress lately? A: Ive been under
英语情景对话-健康
A: Hello, I need to come in and see the doctor. B: Are you scheduling a check-up, or are you ill? A: I have really itchy skin and think I may have to have it looked at. B: Have you been feeling any joint aches with that rash? A: No, but I have a low
英语情景对话-健康
German doctors who have examined jailed Ukrainian opposition leader Yulia Tymoshenko have appealed to the president to let her be moved abroad for treatment. Karl Einhaeupl, head of Berlin's Charite university hospital, told reporters Friday that his
英语新闻