Spectroscopy
大学 Collegen. 光谱学\\n[化] 光谱学
🏥 医学释义
分光镜检查
🗣️ 情景例句
Hi, gang. Hi, everybody.
嗨 ，各位。
Mr. Smith is still in his forties.
史密斯先生才四十几岁。
I would like to wash the clothes for you.
我愿意帮你洗这些衣服。