Chromatopencil
色谱(固定相)棒
🗣️ 情景例句
Three minutes to play.
还剩三分钟。
The question hung in the air.
这个问题仍悬而未决。
These movements are controlled by the trainer with the metal-pointed stick,
训练员要用有锋利金属尖的长棒控制它的这种举动，