The weather-forecaster cautioned us about the icy roads.
气象预报员提醒我们注意结冰后的道路。
I cautioned him against the danger.
我警告他当心危险。
They cautioned him against the danger of going home so late.
他们提醒他这么晚回家是危险的。
He cautioned us against playing in that busy street.
他告诫我们不要在那条交通繁忙的街道上玩耍。
We were cautioned against using that bridge.
有人警告我们不要从那座桥上过去。
The policeman cautioned me for speeding.
警察警告我今后不要再开快车。
He was cautioned for drunken driving.
他因酒后开车受到警告。