Spectrocomparator
光谱比较仪
🗣️ 情景例句
Don't worry. The traffic is very heavy at this hour.
别担心。这个时间交通很拥挤。
Who would you name as the greatest poet of our time?
你认为当代最伟大的诗人是谁？
Welcome to our showroom.
欢迎参观我们的展示室，