Interest rates in different countries have different connotations. In China, interest rates typically refer to bank interest rates, further pointing to the pboc's benchmark deposit and lending rates. In the United States, mainly refers to the bond market interest rates, the fed adjustment of benchmark interest rate, also not have mandatory administrative benchmark interest rates, but through open market operations after determine its rate for overnight loans between Banks. Torque is the force that causes the object to rotate. Engine torque refers to the moment when the engine outputs from the crankshaft. It is inversely proportional to the engine speed under the condition of fixed power, and the faster the torque is smaller, the larger it is, which reflects the load capacity of the car in a certain range. In fact, currently not all monetary fund yields fell below 4%, there is also a part of the monetary fund yield is over 4%, according to the fund, according to data from the network every day until December 15, the top monetary fund, yield 5% or more. Not long ago, U.S. debt long positions were near historic highs. The CFTC's holdings report showed that as of Dec. 12, the 30-year U.S. debt had a net gain of 10.091 million, the highest level since last July.