APP n.[C](pl.-cuses /-kǝsIz/) calculating instrument with balls moving smoothly on wire算盘:on the ～用算盘,打算盘/work〔use〕 an ～用算盘,打算盘......（本文共 116 字） [阅读本文] >>
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n.[C](pl.-cuses /-kǝsIz/) calculating instrument with balls moving smoothly on wire算盘:on the ～用算盘,打算盘/work〔use〕 an ～用算盘,打算盘......（本文共 116 字） [阅读本文] >>
