feckless

1. ADJ If you describe someone as feckless, you mean that they lack determination or strength, and are unable to do anything properly. 軟弱的; 無用的[正式]

He regarded the young man as feckless and irresponsible. 他認(rèn)為這個年輕人軟弱而且不負(fù)責(zé)任。