fruitless的音标？

After a fruitless morning sitting at his desk he had given up.他在书桌前徒劳地坐了一上午之后便放弃了。It was a fruitless search.搜寻工作毫无结果。Their search for the plane is fruitless.他们对飞机的搜寻是毫无结果的....

adj.没有成果的，无益的，不结果实的，不成功的，白搭...

fruitless的近义词/同义词有：unfruitful, barren, infecund, unproductive, infertile, unprolific, sterile, naught, ineffective, futile, unprofitable, unsuccessful, useless, worthless, gainless, unremunerative, bootless, ineffectual,...

Talks have so far have been fruitless.会谈到目前为止未见成果。Their search for the plane is fruitless.他们对飞机的搜寻是毫无结果的.The next two days were spent in fruitless parleys.其后两日是消磨于毫无结果的谈判中.The finger appeasing even is raised how the ener...