Oscillosynchroscope
同步示波器
🗣️ 情景例句
in your tuxedo jacket pocket.
礼服上衣口袋 。
An enemy's mouth seldom speaks well.
狗嘴里吐不出象牙。
Man-made satellites have been sent up into space by many countries.
许多国家都成功地把人造卫星送入了太空。