accidental

a. 意外的、偶然的、非主要的、附屬的

n. 臨時記號、次要方面

學術名詞

• 臨時記號：音樂
• 變化記號：音樂

英文釋義

1. a musical notation that makes a note sharp or flat or natural although that is not part of the key signature
2. happening by chance or unexpectedly or unintentionally
3. not of prime or central importance