请把下面的汉语翻译成英文:
虽然去年11月中国居民消费价格(CPI)从夏天6.5%的峰值回落至略高于4%的水平,但许多蓝领工人抱怨称,他们的可支配收入并没有增长。
参考答案:
While China’s consumer price index fell from its summer peak of 6.5 per cent to just above 4 per cent in November, many blue collar workers complained that their disposable income had not gone up.