futility

futility

[fju:'tiliti]

n.无用, 无益, 无价值

例句与用法：

A sense of futility stole over her.

一种没用的感觉向她袭来。

Accustom as I am to public speaking, I know the futility of it.

我虽然习惯公开演讲，但我却知道那是枉费心机的。

词形变化：

名词复数: futilities |

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n.

无益, 徒劳[U]

the futility of their attempts

他们的尝试无效