In some cases, people spent thousands of dollars on new equipment, but did not use it properly. Other cases were caused by flickering displays and otherwise poorly maintained equipment.是什么意思_In some cases, people spent thousands of dollars on new equipment, but did not use it properly. Other cases were caused by flickering displays and otherwise poorly maintained equipment.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句