空頭(of the stock exchange)bear; shortseller;oversold position ~交易bear transaction/~期權short option/~市場bear market /~頭寸short position /~賬戶bear account;short account/~支票?dud (or rubber)check; bad check; rubber check; unpayable check; dishonored check;fictitious bill; not sufficient fund check (NSF check) ?empty promise;lip service |