Over 5, 000 hours of work went into this software, and today it "s my privilege to bring it to you."

这种软件的研制超过5000工作小时，今天我很荣辛地向你们展示它。

youdao

Over 5, 000 hours of work went into this software, and today it "s my privilege to bring it to you."

这种软件的研制超过5000工作小时，今天我很荣辛地向你们展示它。

youdao