“无用”怎么读？

“无用”的反义词：有用。...

你也许会认为自己无用、不称职、应该受到指责。You may see yourself as useless, incompetent and blameworthy.尽量避免无用的重复劳动。Try to avoid wasteful duplication of effort.一轮无用的会议an otiose round of meetings...

“无用”的英语可以翻译为：useless，of no use，futility，inutility，without avail ...