柯林斯詞典beta /?bi?t?/ 1. N the second letter in the Greek alphabet (Β, β), a consonant, transliterated as b 希臘字母表的第二個(gè)字母 返回 beta劍橋詞典the second letter of the Greek alphabet (希臘語字母表的第二個(gè)字母) 返回 beta