Gustav landed as a secondary storm with a wind speed of about 175 kilometers per hour, and New Orleans is expected to be hit for several hours in a row.
古斯塔夫登陆时的强度为二级风暴，风速大约每小时175公里，预计新奥尔良将连续数小时受到冲击。
2
When the sky suddenly turns dark and the wind is strong, watch out! A dangerous storm might be coming.
当天色突然变黑且狂风大作的时候，要小心！一场危险的暴风雨可能要来了。
3
He shouted at the man, "Get up! Hurry! A storm is coming! We have to tie things up before the wind blows them away."