Spectroradiometry
[电] 分光辐射学
🗣️ 情景例句
His number is five, five, five, seven, five, three, two.
他的号码是5557532。
I'm glad to hear that.
听到这消息我很高兴。
America, Russia and Europe are filled with enthusiasts----
美国、俄罗斯和欧洲都有许多热心此项事业的人