相关单词同义词bi, annual, 近义词 biannual 一年两次的, biyearly 每年两次的, half-yearly 每半年的临近词Semiler, semi, semi-sharp feature, semi-arid mountain, semi-micro balance, Semiotellus diversus, semi-diesel engine, semi-manual player, semiplacenta diffusa, semi-infinite line, semismooth equations, semifinished product 返回 semiannual