day

日、一日

通常、真夜中から次の真夜中までの二十四時間。

やさしい英語で： A period of twenty-four hours, usually counted from midnight to the next midnight.

• There are seven days in a week.
• The journey took three days.
• What day is your birthday this year?

よく使う表現： every day, next day, one day, day of rest

昼間、日中

日の出から日没までの、自然の光がある時間。

やさしい英語で： The time from sunrise to sunset, when there is natural light.

• The day was bright and warm.
• Days are shorter in winter.
• We travelled by day and rested at night.

類義語： daytime, daylight hours

反対語： night

よく使う表現： during the day, day and night, long day, short day