谨慎: cautious, prudent...
手里: in hand, (a situation is) in sb's hands...
匹: bolt...
肖像: portrait (painting, photo etc), (in a general sense) representation of a person, likeness...
无奈: to have no alternative, frustrated, exasperated, helpless, (conjunction) but unfortunately...
新手: new hand, novice, raw recruit...
城市: city, town...