单词 | useless |
例句 | uselessuseless /ˈyusləs/ adjective ► useless not useful, or not worth doing. You use useless when something is annoying because it does not work or has no effect: ► futile (formal) futile actions have no chance of being successful and do not have any effect: ► pointless useless and having no purpose, and so not worth doing: ANTONYMS ➔ see useful |
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