柯林斯詞典loudhailer /?la?d?he?l?/ (also loud-hailer) (loudhailers) 1. N-COUNT A loudhailer is a device for making your voice sound louder in the open air. 擴(kuò)音器[英國(guó)英語(yǔ)] A loudhailer blared warnings of a bomb scare. 擴(kuò)音器大聲播報(bào)炸彈恐嚇的警告。 返回 loud hailer