柯林斯詞典X /?ks/ (also x) (X's, x's) 1. N-VAR X is the twenty-fourth letter of the English alphabet. 英語字母表中的第24個(gè)字母 返回 x劍橋詞典 x noun (AMOUNT) [ 不可數(shù)或單數(shù)名詞:沒有復(fù)數(shù)形式的名詞 ] used to represent a number , or the name of person or thing that is not known or stated 未知(或未指明)的數(shù)(或人、事物) If 2x = 8, then x = 4. 假設(shè)2x=8,則x=4。 Witness x stated that she had seen Cooper on repeated occasions . 一位不具名的目擊者聲稱,她曾多次見到過庫珀。 x noun (KISS) [ 可數(shù)名詞:有復(fù)數(shù)形式的名詞 ] plural x'sused at the end of an informal piece of writing to represent a kiss (用于非正式文體末尾,表示親吻) Write soon , all my love , Katy xxx 趕快回信,愛你的,凱蒂,吻你。 x noun (MISTAKE) [ 可數(shù)名詞:有復(fù)數(shù)形式的名詞 ] plural x'swritten on an answer to a question to show that the answer is not correct (表示答案錯(cuò)誤的標(biāo)記) 返回 x