unavailing的读音 unavailing中文意思

英音  [ˌʌnəˈveɪlɪŋ] 
美音  [ˌʌnəˈvelɪŋ] 
adj. 徒劳的,无效的,无用的
unavailing 用法和例句
All our protests were unavailing .
我们所有的反对意见都毫无作用。
Bitter but unavailing were my regrets .
我的懊悔是痛苦而无益的。
Hurstwood heard the details of the weary and unavailing search that evening .
那天晚上,赫斯渥听到了这次劳而无获的寻找的详细情况。
His best efforts , however , proved unavailing and the child died .
然而,他所有的努力都无济于事,女儿还是死了。
Silent awaiting would turn out to be unavailing .
默默等待将要变成徒劳。