VocabMap
词汇表词根词缀
biannual
/bai'ænju:әl/
词频: #28,633

中文释义

a. 一年两次的

[经] 每年两次

英文释义

s occurring or payable twice each year

相关词根词缀
ann, enn(Latin)

year, years

annals•anniversary•annual•annuity•biannual•biennial•centennial•decennial+11
bi-, bin-(Latin)

two, twice, double

biannual•biathlon•biaxial•bicameral•bicentennial•biceps•bichloride•biconcave+30