Sals
abbr. small angle light scattering 小角光散射
🗣️ 情景例句
but when I received the letter
但是当我收到那封信
What column do you like best?
你最喜欢哪个栏目？
It repeated these circles over and over again.
它首先向右飞一个圆圈，然后向左飞一个圆圈。