expletiveKK [ˋɛksplətɪv] /ˈɛksplətɪv/發音名詞1髒話、咒罵語、粗話正式He muttered an expletive when the coffee spilled on his shirt.咖啡潑到襯衫上時,他低聲罵了一句髒話。2虛詞、贅詞語言學In this sentence, the word "there" functions as an expletive.在這個句子裡,there 這個字是虛詞。形容詞1填補的、贅餘的語言學Grammarians call this an expletive use of the pronoun.語法學家稱這是該代名詞的填補用法。