中文翻译与英英解释

adj.
1.两年一次的。
2.一年两次的。
adv.
1.两年一次。
2.一年两次。

twice a year
同义词：semiannually, semiannually,

every two years; "this festival takes places biennially"
同义词：biennially, biennially,

twice a year
同义词：semiannually, semiannually,

every two years; "this festival takes places biennially"
同义词：biennially, biennially,

occurring or payable twice each year
同义词：semiannual, biannual, half-yearly,

occurring every second year; "they met at biennial conventions"
同义词：biennial,

例句与用法

Pecc international trade and investment fair , the unique fair authorized by pecc , was initiated and sponsored by china government and widely responded to by pecc members . tianjin city was also chose as the permanent hosting city of the biyearly fair
特别是2008奥运会将在中国举办，围绕奥运场馆的筹建，各主要城市的基础设施、环境设施等大规模建设与改造项目，将进入全面招商和建设阶段,由此将拉开了新一轮城市建设的高潮。