英语词汇“有备无患”的读音、翻译、释义、用法及例句-啃外文网

词汇	有备无患
释义	有备无患有备无患[yǒu bèi wú huàn]1.■be prepared against want; Be prepared and you won't be sorry.; have a second string [two strings] to one's bow; If one is prepared, he will be safe.; Preparedness averts peril.; Preparedness [prevision] prevents calamity.; Where there is precaution there will be no danger.; With all precautions taken, one is safe.
随便看	speed coefficient speed cone speed constant speed control circuit speed control gear speed control governor speed controller speed control mechanism speed control muffler speed control rod speed-control servomotor speed-cop speed correction table speed counter speed-cours-latitude error speed-current characteristic curve speed data speed density metering speed determining coil speed diagram speed difference speed difference measuring device speed-distance diagram speed distance transmitter speed distortion

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