variable wind direction造句

例句与造句

1. Also, a new Automated Weather Observation System ( AWOS ) was installed in 2007 and records weather data such as  wind speed, wind gusts, wind direction, variable wind direction, temperature, dew point, altimeter setting, density altitude, visibility, variable visibility, precipitation, sky condition, and cloud height.
2. It's difficult to find variable wind direction in a sentence. 用variable wind direction造句挺难的