last

last summer发音：[lɑːst ˈsʌmə(r)]

last summer意思是：去年夏天;去年暑假

例句：

Last summer she began telling friends that a New Year marriage was on the cards.

翻译为：去年夏天，她就和朋友们说她有可能在元旦期间结婚。

The students visited the History Museum last summer holiday.

翻译为：去年暑假学生们参观了历史博物馆。

例句中的last summer意思是去年暑假，去年夏天。