Polymerisate
聚合产物
🗣️ 情景例句
Oh, let me help you with this.
来， 我帮你放好。
When you're learning to drive, having a good teacher makes all the difference.
初学驾驶有好的教师指导，差别很大。
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，