| 英语单词 | primer |
|---|---|
| 英美音标 | 英 ['praɪmə(r)] 美 ['praɪmər] |
| 中文释义 | n.启蒙书;入门书 n.雷管;底火;底漆 |
| 英语例句 | (1) I have very appreciated my primer teacher. (2) Children learn knowledge from primers. (3) I borrowed a primer of science from the library. (4) The President doesn't need a primer on national security. (5) It offers good properties for use with other types of alkyd primer. (6) Observe the overcoating intervals specified for the primer. |
| 中文例句 | (1) 我很感激我的启蒙老师。 (2) 孩子们从启蒙书上学习知识。 (3) 我从图书馆借了一本科学的入门书。 (4) 总统对于国家安全是不需要读入门书的。 (5) 和其它类型的醇酸底漆配套性能良好。 (6) 注意施工时与底漆的涂装间隔。 |
| vocabulary简明 | A primer gets you ready for what comes next. You could use one kind of primer when you are learning to read, or another kind when you are preparing to paint a room. |
| vocabulary扩展 | Any way you use the word primer, it's a first step or preparation for something else. There's primer you use before painting, and an engine primer that prepares a machine to be started. In these examples, primer rhymes with timer. When primer describes an introductory textbook, it rhymes with dimmer. In the 14th century, a primer was a prayer book. This word comes from primus, the Latin word for first. |
| 柯林斯解释 | In America, the pronunciation /'praɪmə/ is used for meaning 1, and /'prɪmə/ for meaning 2. 美国英语中,义项1读作 /'praɪmə/,义项2读作 /'prɪmə/。 1 [N-MASS 物质名词]底漆;底层涂料 Primer is a type of paint that is put onto wood in order to prepare it for the main layer of paint. 2 [N-COUNT 可数名词]初级读本;启蒙书;入门书 A primer is a book containing basic facts about a subject, which is used by someone who is beginning to study that subject. [OLD-FASHIONED 过时] |
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