一日的用法和樣例：
例句
-
日復一日，她徒勞地等待他的電話(huà)。
Day after day she waited in vain for him to telephone her. -
【諺】一日一蘋(píng)果，勝過(guò)找醫生。
An apple a day keeps the doctor away. -
十月一日是中國的國慶節。
October first is the National Day of China. -
他們勞累工作一日之后放縱自己。
They pamper themselves after a hard day at work.
