noun
first words; opening remark
Refers to the very first thing someone says in a particular situation, such as upon meeting, after an event, or in an interview.
彼の第一声は「やあ、久しぶり」だった。
His first words were, "Hey, long time no see."
会見での第一声で謝罪を述
He began his press conference with an apology.
noun
inaugural speech; first public address
Used for a formal first speech given by a new leader, official, or appointee.
新大統領は第一声で国民の団結を呼びかけた。
In his inaugural address, the new president called for national unity.
noun
first tone; level tone (Chinese)
Linguistics term for the high, level tone in Mandarin Chinese and other tonal languages.
中国語の第一声は高く平らに発音する。
The first tone in Chinese is pronounced high and level.