检查点启动start: START =Strategic Arms Reduct ...checkpoint: 复习要点; 关卡; 检查地点; 检查点; 检验点; 校对点; 校验点 查录 边境检查站alpha checkpoint: 阿尔法检查站border checkpoint: 边防检查站; 边卡boundary checkpoint: 边界检查站下载手机词典可随时随地查词查翻译