smoke signal

1. N-COUNT If someone such as a politician or businessperson sends out smoke signals, they give an indication of their views and intentions. This indication is often not clear and needs to be worked out. (不甚清晰的商业、政治等)信号; 征兆[usu pl]

The smoke signals from the bank suggest further cuts are coming. 来自此银行的各种信号表明会有进一步的降息。