14、bi-表示两个，两
biweekly双周刊
bilingual双语种的
biennial两年一次的
biannual一年两次的
上一篇： SAT词汇讲解之前缀：e-,ef-
下一篇： SAT词汇讲解之前缀：co-
体坛英语资讯：Safina eases into Slovenia Open second round
体坛英语资讯：Phelps wins mens 200m butterfly gold with new world record
体坛英语资讯：Granero delighted at Real Madrid reception
体坛英语资讯：Five world records rewritten in swimming worlds
体坛英语资讯：China, Iran top groups to advance at Asian basketball championship
体坛英语资讯：Federer out after defeat to Tsonga at Montreal Masters
体坛英语资讯：World No. 1 Safina reaches Slovenia Open last four
体坛英语资讯：Chinas sportsmen take 5 more gold medals at First Asian Martial Arts Games in Thailand
体坛英语资讯：Stuczynski withdraws from U.S. athletics team for worlds
体坛英语资讯：Bayern post 1-1 draw against Hoffenheim
体坛英语资讯：China, Russia keep up winning streak in World Grand Prix
体坛英语资讯：Zhang wins Chinas first ever mens gold at swimming worlds
体坛英语资讯：Chinas He Chong wins 3m springboard gold at worlds
体坛英语资讯：Shaq ONeal to challenge sport stars in TV sports reality show
体坛英语资讯：Messi injured to skip Argentinas friendly against Russia
体坛英语资讯：C. Ronaldo opens scoring for Real
体坛英语资讯：Gay wins 200m at London GP
体坛英语资讯：China off to a winning start, Iran struggle in Asian championship
体坛英语资讯：Sneijder resists Real Madrid exit
体坛英语资讯：2010 World Cup is on track, trio confirms
体坛英语资讯：Del Potro upset Roddick to win ATP title in Washington
体坛英语资讯：Biedermann upsets Phelps in swimming worlds
体坛英语资讯：Sydney to host the biggest ever Masters Games
体坛英语资讯：Ibrahimovic completes Barca move
体坛英语资讯：Ronaldo to be back in action in 1 month
体坛英语资讯：Mathieu, Davydenko to vie for German Open title
体坛英语资讯：Brazil ties record with eighth World League title
体坛英语资讯：Nadal, Federer both enter Montreal Masters
体坛英语资讯：Six world records fall on first night of swimming
体坛英语资讯：China breaks world record in winning relay gold