Vacuum tube
真空管, 电子管\\n[化] 真空管
📖 牛津释义
vacuum tube
(US) (Brit radio valve), sealed glass tube with an almost perfect vacuum to enable an electriccharge to pass through, formerly used in radios, televisions,etc 真空管; 电子管.
🧩 词语组成解析
🗣️ 情景例句
and you won't be able to have dinner.
你没有办法吃晚饭了。
Do you have some stamps?
你有邮票吗？
It is four o'clock.In the afternoon, Mrs.Sawyer usually drinks tea in the living room.But this afternoon, she is drinking tea in the garden.
现在是4点钟，下午，索耶夫人通常是在客厅里喝茶，但今天下午，她正在花园里喝茶。