beta

n the second letter of the Greek alphabet (B, ) 希腊语字母表中的第二个字母（B,　）.

bespeak, bespectacled, bespoke, best, best man, best of all, best seller, best-loved, best-seller, best-selling, bestial, bestiality, bestially, bestiary, bestir, bestow, bestowal, bestride, bet, bet on, bete noire, betel, betel-nut, betide, betoken, betray, betrayal, betrayer, betroth, betrothal, betrothed, better, better off, better-off, betterment, betting-shop, bettor, between, between (also in between), betwixt,