sunny是什么意思？

Mr Obama's plan to curb carbon dioxide (CO2) emissions (排放), though necessary, will be far from cost-free, whatever his sunny speeches on the subject might suggest.

Solar homes produce the most power on the hot sunny afternoons when everyone rushes home to turn up the air conditioner

They needn't pay a single cent for their power consumption on sunny days.

So in short, if you like sunny but not too hot summers, mild winters but with lots of cloudy days, Seattle's the place to be.

After a cold start, most of the country should be warm and sunny.

The Mediterranean region is warm and sunny, and produces large supplies of fresh fruits and vegetables almost year round that people eat many times a day.