発音記号・読み方: [ 'sə:tənli ]
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- certainly日本語の意味：certainly adv. 確かに, 確実に.【副詞】He was almost certainly lying when he said that. 彼がそう言ったときはまず間違いなくうそをついていたmost certainly 絶対に間違いなくI most certainly will not go to his wedding. 彼の結婚式にはまず確実に出席しません