Polypak
苯乙烯、二乙烯苯共聚物
🗣️ 情景例句
The internet brings people closer from around the world.
因特网把世界上人们的距离拉近了。
Extremes meet.
否极泰来。
The over-punctual can be as much a trial to others as the unpunctual.
早到的人同迟到的人一样令人讨厌。