Asia-Pacific markets were mostly lower on Wednesday after U.S. benchmark indexes, the S&P500 and the NASDAQ Composite, snapped an eight-day winning streak overnight.The Nikkei 225 index sagged 111.12 points, or 0.3%, to 37,951.80In Hong Kong, the Hang Seng index retreated 120.07 points, or 0.7%, to 17,391.01.Japan’s trade data for July showed exports rose 10.3% year on year and imports grew 16.6%. Economists polled by Reuters had forecast that exports would rise 11.4%, while imports growth was pegged at 14.9%.With exports coming in lower than expected and imports rising more than expected…