Skitron
暗迹(示波)管, 阴[黑]影管(一种 Ｘ光管)
🗣️ 情景例句
OK, Richard. That's terrific.
很好， Richard ，真不错。
It is said it will clear up tonight.
天气预报说今晚雨就会停。
At the end of the second lap.
在第二圈结束时。