Elastic collision
[电] 弹性碰撞
🧩 词语组成解析
🗣️ 情景例句
Well. It will be up immediately.
好，立即给你送去。
Keep your body clean!
身体要常保持清洁。
Byrd now knew that he would be able to reach the South Pole which was 300 miles away, for there were no more mountains in sight.
伯德这时知道他能够顺利飞抵300英里以外的南极了，因为前面再没有山了。