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uneconomical的反义词有：economical。adj.uneconomical的反义词（不经济的）：economical。...
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uneconomical的音标：uneconomical的英式发音音标为：[ˌʌnˌi:kə'nɒmɪkl]uneconomical的美式发音音标为：[ˌʌnˌikə'nɑmɪkl]...
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It would be uneconomical to send a brand new tape.寄一盘新磁带过去不合算。Even the successful flying boats proved, in the end, uneconomical.即使是成功的水上飞机最终也未能盈利。The methods employed are old-fashioned and uneconomical.采用的方法很老套，没什么效益。...
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The methods employed are old-fashioned and uneconomical.采用的方法很老套，没什么效益。Aspheric optical parts manufacturing is an acknowledged difficulty and it is uneconomical.非球面光学零件加工是当前国内外公认的难题.The methods employed are old-fashioned...