所谓字母成语是由单个字母和单词组成的成语。这类成语结构独特,数量不算少。下面我们介绍一些比较常用的字母成语。1.mind one’s p’s and q’s 谨言慎行,小心行事[释义]在英语26个字母当中为何恰恰是 p 和 q 这对字母,而非 b 和d 这成对字母或其它字母为人们留意(mind)的对象呢?关于其由来,众说不一,这里只略举两种。较为流行的一种解释是:英国小学生学习字母时,常把 p,q 这两个紧挨着的而形状又颇为相似的字母混同起来,教师常 The so-called alphabetic idioms are idioms composed of single letters and words. Such idioms are unique in structure and number is not small. Below we introduce some of the more commonly used alphabet idioms. 1.mind one’s p’s and q’s Be careful and prudent. Why is it that the pair of letters p and q are exactly the same in the 26 English alphabets, not the paired letters or other letters of b and d? (mind) What are the objects of )? There are different opinions about their origins. We will only give two examples here. One of the more popular explanations is that when the British primary school students study the alphabet, they often mix p and q, two closely related and similarly shaped letters.