落空 [ㄌㄨㄛˋ ㄎㄨㄥˋ; luo4 kong4] to omit to neglect
落空 [ㄌㄠˋ ㄎㄨㄥ; lao4 kong1] to fail to achieve something to be fruitless
落空 [ㄌㄨㄛˋ ㄎㄨㄥ; luo4 kong1] to fail to fall through to come to nothing ◄ ►