据报道，今年1～11月的中日贸易总额比去年同期下降2.9%，降幅较1～10月的2.1%进一步扩大。

According to the report,This year 1 ~ 11 months of sino-japanese trade amount 2.9% lower than the same period last year,Drop a 1 ~ 2.1% in October further.

　　主要原因是钓鱼岛问题导致日中关系恶化，汽车等日本产品的在华销售持续低迷。

The main reason is the diaoyu islands to worsen japan-china relations,Automobiles Japanese products in China sales continue to slump.