period的常见用法-凯发k8官网

1 “period” 是名词，它的意思包括 “一段时间，时期”。表达这个意思时，常见搭配有：over/during a period（在一段时间内）；a period of time（一段时间）。

 

we'll observe the patient's weight for a period of three months.

during this period, we ¹ get a lot of rain.

 

2 “period” 还可以表示 “（人生中或历史上的）阶段，时期”。表达这个意思时，“period”  前通常有形容词来描述这是 “怎样的” 一段时期。

 

i went through a difficult period when i returned to the uk.

the elizabethan period in english literature is famous for its ² such as shakespeare.

 

3 “period” 用在谈论学校、上课的上下文中，可以表示 “学时，课时，一节（课）”。

 

i have maths in the second period on tuesday.

there are three periods of physical education each week.

 

4 在美式英语中，“period” 还可以表示 “句号”，对应英式英语中的 “full stop”。

 

is that a period or a comma? 

i always forget to end my sentences with a period. 

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