again基本解释

adv,又，此外；再一次,同近

Can you say that again? I didn’t hear..你能再说一遍吗？ 我没听见。

又，此外；再一次；再说；增加英释中释advone more time – used when something has happened or been done before

again and again,adv. 再三地，反复地.短语