Stock investors have been through the wringer over the past five months, sweating through nasty market declines and savoring the recoveries that followed.

• 在过去的五个月中，股票投资者们经历了令人痛苦不安的市场动荡，在股市下挫时胆战心惊，又在随后的股市反弹中欣喜若狂。