Acceleration polygon
[机] 加速度多边形
🧩 词语组成解析
polygon
['pɔligən]
n. 多边形，多角形;龟裂状;
🗣️ 情景例句
It's for babies.
这是给婴儿玩的。
He often fails to keep his word.
他常常不遵守诺言。
That's a good idea.
这主意不错。