Spectroanalysis
光谱分析
🗣️ 情景例句
Your work will get by, but try to improve it.
你的工作还过得去，不过还得努力改进一下。
How long will you remain in the United States?
你将会在美国逗留多久？
And a pound of mince, too.
再来一磅绞肉。