白云升起的地方：尼加拉大瀑布

多伦多西南的尼加拉大瀑布的流量世界第一，十分壮观。如果气候条件合适，您可能会看见尼加拉瀑布的造云奇观。一团团的水气在大瀑布中形成，沿悬崖慢慢上升，在高空形成一团团白云 ...
Niagara Falls, southwest of Toronto, has the highest flow rate in the world, which is very spectacular. If the weather conditions are right, you may see the cloud-making wonders of Niagara Falls. Masses of water vapor formed in the big waterfall, slowly rising along the cliff, forming masses of white clouds at high altitude...