Don'tbelieve what you are told; double-check with an independent source.
别相信别人告诉你的话,用独立的信息来源再核实一遍。
《柯林斯高阶英汉双解学习词典》
You must always double-check the roads from all directions before crossing.
过马路之前,你一定要加倍注意四周来往的车辆.
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Series 719 Double Check Valve Assembly shall be installed at each noted location.
系列719双止回阀总成应该安装在每个标注的位置上.
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最糟糕的是总线错误或参数不匹配,但是这种问题可能不会马上表现出来,所以一定要仔细检查在PPE和SPE之间共享的声明。
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DIANE: Yes, that's probably about right. I'll have to double check that with Nick.
黛安: 是的, 可能就是这样的. 我还必须与尼克再核对一下.
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Double-door check valves have twin discs on a spring-loaded center shaft.
双门止回阀在弹簧中心轴旁配置两个对称的阀瓣.
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