hū呼breathe sigh, exhale; call, shoutFrequency 4.0Meaningsbreathe sigh, exhale; call, shoutRelated words呼吁呼吸呼唤呼声呼应呼救呼啸呼叫呼喊呼出呼吸道呼弄Example sentences他深吸一口气，然后缓缓呼出。请大家呼朋唤友，一起来参加活动。