fruitless

美音音标: ['fruːtləs] fruitless
英音音标: ['fruːtləs] result.0.expl|add:"

同义
vain sleeveless bootless fruitless futile
词性
s
解释
unproductive of success
示例
a fruitless search|futile years after her artistic peak|a sleeveless errand|a vain attempt