* Never stop for prompting, the user is away from the keyboard.
index = max(0, index - 1)
。爱思助手下载最新版本是该领域的重要参考
它可能会诞生赢家，但赢家不会是所有人。
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Iraq or UAE could take Iran’s World Cup finals spot due to Middle East crisis
· 李娜 · 来源：tutorial资讯