| 释义 |
fruit·lessBrE /ˈfruːtləs/ NAmE /ˈfruːtləs/ adjective producing no useful results 没有成果的；无成效的；徒然的SYN unproductive◆ a fruitless attempt /search 徒然的尝试/搜查◆ Our efforts to persuade her proved fruitless . 我们努力说服她，但毫无成效。OPP fruitful▸ fruit·less·lyBrE /ˈfruːtləsli/ NAmE /ˈfruːtləsli/ adverb |