请问这句英文的意思？ Wall Street is open for business. And traders have been fretting over corporate earnings. Futures were down this morning, Asian stock markets fell sharply on Wednesday. Investors unloaded shares across a variety of sectors from banks to energy firms. In Japan, exporters were hurt by a slightly rise in the yen against the dollar. 里面的“Investors unloaded shares across a variety of sectors from banks to energy firms.”的中文意思是什么？