serenity/səˈrɛnəti/复数形式serenities1宁静, 平静a state of calm and peacefulness, free from stress, anxiety, or disturbance同义词: peacefulnessreposeheartseasepeacepeace of mindataraxis2宁静, 平静a disposition free from stress or emotion同义词: quietreposetranquilityplaciditytranquillity