兢兢战战 jīng jīng zhàn zhàn 兢兢切切 jīng jīng qiè qiè 兢兢业业 jīng jīng yè yè 兢兢干干 jīng jīng gàn gàn 兢兢乾乾 jīng jīng qián qián 兢兢翼翼 jīng jīng yì yì