英语词汇block hour怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	block hour
释义	block hour 【运输】轮挡飞行时数(飞机从拿开轮挡滑出到飞行结束再安上轮挡之间的小时数)[亦作 blocks off-blocks on time]
随便看	sporadicity sporadic meteor sporadic reflections sporadin sporadism sporadosiderite sporal sporangia sporangial sporangiolum sporangiophore sporangiophores sporangiospore sporangiospores sporangium sporangiums -spore spore spore case spore cases spored spore fruit spore fruits sporeling spore print

英汉双解词典包含483723条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。