Cellphone carriers caught on to this problem, and all of them now offer solutions that make it a cinch for you to automatically back up your cellphone contacts.是什么意思_Cellphone carriers caught on to this problem, and all of them now offer solutions that make it a cinch for you to automatically back up your cellphone contacts.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句