WordReference无法翻译这句话,但您可以点击每个单词,看看它的含义:
beam-power tubeUS:USA pronunciation: respellingUSA pronunciation: respelling(bēm′pou′ər)
|
|
WordReference无法翻译这句话,但您可以点击每个单词,看看它的含义:
beam-power tubeUS:USA pronunciation: respellingUSA pronunciation: respelling(bēm′pou′ər)
|
|