换掉旧的琴弦，再安上新 的。比喻去旧更新，改变制度或作法等。《汉书·董仲舒传》：“窃譬之琴瑟不调，甚者必解而更张之，乃可鼓也。”《宋书·乐志》：“琴瑟时未调，改弦当更张。矧乃治天下，此要安可 忘。”
改弦更张 [gǎi xián gēng zhāng]
1. （比喻改革制度或变更方法） refix a bowstring -- to change policy [business]; make a fresh start; start afresh; start a thorough reform; mend one's ways; change one's course; turn over to new leaf; change over to new ways; cut loose from the past and make a new start; change the laws调换乐器上的弦线，并重新调音。张，将弦绷紧。比喻改革制度或变更方法。
老舍《四世同堂》：“他们应当改弦更张，去掉几个老汉奸，而起用几个新汉奸。”
Make a fresh start
如果现在很想改弦更张(Make a fresh start)，那么当初就不该把事情做到那种程度。所以我觉得，超越网络现金游戏不只是个数字问题，更重要的是人品和人格。
the change in politics
the change in politics
start afresh
New Start.英语翻译 ... We must make a new start. 我们必须重新开始。 refix a bowstring; restring a musical instrument; make a fresh [new] start; start afresh 改弦更张 Q: When does the new league start? 新的联赛什么时候开始？ ...
change over to new ways
change-over英语翻译 ... change over to new ways 改弦更张 Mark: But people change over time. 马克：可是人时时都在变。 Tastes in food also change over time. 人们的口味随时间而改变。 ...
美国政府如果不迅速改弦更张，我们不久之后将会问，是谁丢了欧洲？
Unless US policy swiftly changes course, we will all soon be asking, who lost Europe?
“我们应该鼓励印度和其他国家向缅甸发出明确的信号：它需要改弦更张了，”美国国务院发言人菲利普-克罗利周五说道。
“We would encourage India and other countries to send a clear message to Burma that it needs to change its course, ” US State Department spokesman Philip Crowley said on Friday.
再不改弦更张，我们就只能从一个危机走向另一个危机，这条失败之路已经带来了破坏性的后果。
If we do, we will continue to drift from crisis to crisis, a failed path that has already had devastating consequences, " he said.
琴声不和谐，换了琴弦，重新安上，比喻改革制度或变更方法。
【出处】东汉·班固《汉书·董仲舒传》：“窃譬之琴瑟不调，甚者必解而更张之，乃可鼓也。”
