1. 词源与构词法:
- biennially = bi-(二)+ ennial(年)= 每两年一次
- biannually = bi-(二)+ annual(年)= 每年两次
2. 核心区别:
? 时间频率:
- biennially 表示"隔年发生"(频率较低)
例:The festival is held biennially.(这个节日每两年举办一次)
- biannually 表示"一年两度"(频率较高)
例:The journal publishes biannually.(该期刊每年出版两期)
? 记忆技巧:
"enn"在biennially中可联想" ...(以上内容有节略,please sign in for more)
网络相关图 biennially biannually
组词比对 biennially biannually