DOH是一个英语音标,表示齿间/d/的音。
基本翻译:表示齿间清音,类似中文“的”字的发音。
速记技巧:DOH可以通过字母“DO”来速记,其中D代表齿间/d/的发音部位。
注意:以上内容仅供参考,实际发音请参考专业音标教程。
DOH (Dihydroxy oxymethyl acetone) 的英文词源可以追溯到化学领域,它是一种有机化合物,化学式为C3H4O2。
变化形式:在词形上没有明显的变化。
相关单词:
Dihydroxy:双羟基,由两个羟基组成的官能团,常见于有机化合物中。
Acetone:丙酮,一种有机化合物,化学式为C3H6O,是一种常用的工业溶剂。
Oxymethylene:氧甲基,一种有机官能团,由氧和碳组成,常见于有机化合物的结构中。
Acetaldehyde:乙醛,一种有机化合物,化学式为C2H4,是一种常见的工业和环境污染物。
Methanol:甲醇,一种有机化合物,化学式为CH3OH,是一种常用的工业溶剂和燃料。
Methane:甲烷,一种有机化合物,化学式为CH4,是天然气和沼气的主要成分。
Hydroxyl:羟基,一种官能团,由氢和氧组成,常见于无机化合物和有机化合物中。
Methoxymethylene:甲氧甲基,一种有机官能团,由氧和碳组成,常见于有机化合物的结构中。
Methylenedioxy:甲基二氧基,一种有机官能团,由两个氧原子和一个碳原子组成,常见于某些天然产物中。
Dioxymethylene:二氧化甲基,一种有机官能团,由两个氧原子和一个碳原子组成,常见于某些药物和化学物质中。
以上这些单词都与DOH有着密切的联系,因为它们在化学结构上或多或少都与DOH相似或存在某种化学关系。这些单词在英语中都有着广泛的应用和含义。
常用短语:
1. doh!
2. do it yourself
3. do the dishes
4. do the laundry
5. do some research
6. do some exercise
7. don"t do that
例句:
1. "Doh! I forgot to bring my homework with me." (哎呀!我忘记带作业了。)
2. "I"m going to do it myself. I"m not going to hire someone to clean my house." (我要自己动手打扫屋子,我才不要雇人呢。)
3. "Doh! I"m supposed to bring my book with me to class." (哎呀!我应该把书带到教室去的。)
4. "I need to do some research on how to cook this new dish I"m trying to learn." (我需要做一些研究,看看如何烹饪这个我尝试学习的新菜肴。)
5. "I need to do some exercise after work today, doh!" (今天下班后我需要做一些运动,哎呀!)
6. "Don"t do that! It"s not safe." (不要那样做!不安全。)
7. "Doh! I knew I shouldn"t have eaten that last piece of cake." (哎呀!我知道我不应该吃那块蛋糕的。)
英文小作文:
Doing things yourself is a great way to save money and learn new skills, but it can also be a lot of work. Sometimes, it"s nice to have someone else do the dirty work for you. That"s why I love hiring a cleaning service once in a while. It"s a great way to relax and forget about all the things I need to do myself, while someone else takes care of it for me. I feel like a new person when I come home after a day at work and see my house sparkling clean. It"s a great way to unwind and take a break from the stresses of life. I hope you can find a way to relax and unwind too, whether it"s by doing things yourself or hiring someone else to do it for you.