bi-annual

柯林斯詞典

biannual /ba???nj??l/

• 1. ADJ A biannual event happens twice a year. 每年兩次的

  You will need to have a routine biannual examination. 你需要做一年兩次的常規(guī)檢查。

• 2. biannuallyADV 每年兩次地[ADV after v]

  Only since 1962 has the show been held biannually. 從1962以后，這個(gè)節(jié)目才開(kāi)始每年舉行兩次。

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