long-day的用法和樣例：
辭彙搭配
- long day breeder 長日照發情家畜...
- all day long 全天
- happy as the day is long 非常快樂
- as merry as the day is long 非常快樂
- many a long day 好久
- merry as the day is long 非常快樂
- as the day is long 終日,一貫地...
- Never is a long day 不要輕易講'決不'...
- as happy as the day is long 非常快樂
