Emitron
[电] 阴极发射管
🗣️ 情景例句
Right, fifth word.
对， 第五个字。
Will you please measure this window to see how wide it is?
请您测量这扇窗户看它有多宽？
but on the Indian Ocean, the Cutty Sark took lead.
但在印度洋上，“卡萨萨克”号驶到了前面。