例句與造句

1. Predictions for changes to the climate in western NSW include higher temperatures, lower average rainfall but an increase in high intensity rainfall events, changes in rainfall patterns, increased lightning frequency and higher evaporation rates.
2. On Earth, the lightning frequency is approximately 40 50 times a second or nearly 1.4 billion flashes per year and the average duration is 0.2 seconds made up from a number of much shorter flashes ( strokes ) of around 30 microseconds.
3. On August 24, a 5-hour long severe thunderstorm hit Southern Ontario that evening which also spawned a pair of weak tornadoes, nothing particularly unusual for August, but it set records for lightning frequency, thought to be fueled by abnormally high Lake Ontario water surface temperatures due to the heat wave.
4. This would allow trend tracking as we go forward, but an accurate large scale baseline does not go all that far back . [ http : / / thunder . msfc . nasa . gov / bookshelf / images / white _ paper _ large _ images / OTD1year . gif is an interesting plot of lightning frequency worldwide.
5. It's difficult to find lightning frequency in a sentence. 用lightning frequency造句挺難的