英汉词典

1. 一年一次的；每年的
    Annual events happen once every year.

annual的近义词

    e.g. ...the annual conference of Britain's trade union movement...
           英国工会运动的年会
    e.g. In its annual report, UNICEF says at least 40,000 children die every day.
           在其年度报告中，联合国儿童基金会称每天至少有4万名儿童死亡。