About
HSK levels

    变天 變天

    biàntiān

    1. to have a change of weather (esp. for the worse)
    2. (fig.) to experience a major upheaval; to undergo sweeping change

    天气预报说明天会变天,我们最好带上雨伞。 tiānqì yùbào shuō míngtiān huì biàntiān, wǒmen zuìhǎo dàishang yǔsǎn.