Spectroheliometer
n. [天]太阳分光计,太阳光谱仪
🗣️ 情景例句
What are some of the other sports products you're making?
你们现在还生产哪些运动产品？
Don't speak all you know, but know all you speak.
不要尽言所知，而要尽知所言。
He's our office assistant.
是我们办公室的勤杂人员。