feasible

a.可行的，可能的

favouritism (US favoritism), fawn, fawning, fax, faze, FBI, FC, FCO, FD, fealty, fear, fear for, fearful, fearfully, fearfulness, fearless, fearlessly, fearlessness, fearsome, feasibility, feasibly, feast, feat, feather, feather bed, feather-bed, feather-brained, featherweight, feathery, feature, featureless, Feb, febrile, February, fecal, feces, feckless, fecklessly, fecklessness, fecund,