fourth

num. 第四、四分之一

學術名詞

• 第四：機械工程、醫學
• 四度：音樂
• 第四航權：航空太空
• 裝載權：航空太空
• 四分位：體育

英文釋義

1. following the third position; number four in a countable series
2. one of four equal parts
3. the musical interval between one note and another four notes away from it
4. coming next after the third and just before the fifth in position or time or degree or magnitude