therebyKK [ˋðɛrˋbaɪ] /ˈðɛɹˈbaɪ/發音副詞1因此、從而正式The factory cut its energy use, thereby lowering production costs.工廠減少能源使用,因此降低了生產成本。2藉此、以此正式She signed the contract, thereby agreeing to all its terms.她簽了合約,藉此同意其中所有條款。