Spectroscopists
(spectroscopist 的复数) n. 光谱学家
🗣️ 情景例句
This must be a proud day for you.
今天是你值得骄傲的一天。
I invited him ti come down, but he wouldn't.
我请他下来，但是他不肯。
the line that the pen was drawing wriggled from side to side.
笔所画出的线就会左右摆动。