Spectracon
光谱摄象管
🗣️ 情景例句
I'll check it, if I may.
如果可以的话，我要核对。
I've never heard that piece before.Who wrote it?
我从来没听过那乐章，那是谁写的？
it has to develop (partly by means of touch) the ability to judge roughly three-dimensonal distances.
儿童必须发展（部分通过触觉）粗略判断三维空间距离的能力。