大陆美国指的是美国本土的连续州。

The ___continental US refers to the contiguous states of America.

在欧洲大陆，气温在不同地区之间变化很大。

In ___continental Europe, temperatures can vary greatly from region to region.

大陆性气候的特点是夏季炎热、冬季寒冷。

The ___continental climate is characterized by hot summers and cold winters.