Spectrocomparator
光谱比较仪
🗣️ 情景例句
You'll never be in shape until you eat less and exercisemore.
只有少吃多锻炼才能健美。
I was sick yesterday,but I'm better today.
我昨天病了，但是我今天好一些了。
You're so careless.
你真粗心。