period

• 名词，指一段时间、某个确定的间隔，或某个过程的一个阶段。

A noun referring to a length of time, a specific interval, or a portion of a process.

1. A2formal

   A specific length of time during which something happens or exists.

   时期

   • The project will be completed within a period of six months.
   • She lived in Paris for a short period.
   • The Renaissance was a period of great artistic achievement.

   同义词durationintervalphasespanspellstagestretchtermtimewhile

2. MenstruationB1formalmedical

   The monthly flow of blood from the uterus that occurs in women of reproductive age.

   月经

   • She experiences cramps during her period.
   • Her period is irregular this month.
   • Many women track their periods using an app.

   同义词catameniacurseflowmensesmenstruationmonthly

3. Punctuation markA1formal

   A dot (.) used at the end of a sentence or abbreviation.

   句号

   • Always put a period at the end of a sentence.
   • The abbreviation 'Dr.' ends with a period.
   • He forgot to add a period after his last word.

   同义词dotfull pointfull stop

4. Historical eraB1formal

   A distinct and defined part of history or a person's life.

   时期

   • The Victorian period was known for its strict social rules.
   • The Jurassic period is famous for dinosaurs.
   • She studied the colonial period in American history.

   同义词ageepocheratime