[] to lose value跌价◆Shares retreated 4.4 per cent to $24.06.股票下跌 4.4%，降到 24.06 元。to decide not to do or continue to do sth because the situation has become too difficult（由于环境过于恶劣）改变决定，退缩◆A spokesman said the group has retreated from its plan to launch 15 new stores.发言人称集团已退出其开设 15 家新商店的计划。◆Why have they decided to retreat from retail?他们为什么决定退出零售业？