Xto
abbr. X-band triode oscillator X波段三级真空管振荡器
🗣️ 情景例句
It seems to me I scheduled something else.
好像我还安排了什么别的事情。
How old are you?
你多大了？
What will be the population of the world in the year 2000?
2000年世界人口将是多少？