no-nonsense
adjective [ before noun ] uk/ˌnəʊˈnɒn.səns/ us/ˌnoʊˈnɑːn.sens/
务实严肃的
practical and serious, and only interested in doing what is necessary or achieving what is intended, without silly ideas or methods
a no-nonsense manner/leader 务实认真的态度/领导
a no-nonsense approach to child-rearing 养育子女方面严肃务实的态度