空穴来风[kōng xué lái fēng]
词典An empty hole invites the wind -- weakness lends wings to rumours.
词典空穴来风
词典There is something behind this.：空穴来风。
词典空穴来风
词典Wind comes from the hollow cave -- being not a groundless rumour.
空穴来风[kōng xué lái fēng]
空穴来风的意思
（比喻流言乘隙而入） An empty hole invites the wind -- weakness lends wings to rumours.; There is something behind this.; Wind comes from the hollow cave -- being not a groundless rumour.
1. Where there is a smoke, there is a fire：整天闲逛: Monkey around all day! | 空穴来风:Where there is a smoke, there is a fire. | 扫把:Broom