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. (不甚清晰的商業、政治等)信號; 征兆[usu pl]

The smoke signals from the bank suggest further cuts are coming. 來自此銀行的各種信號表明會有進一步的降息。