Plasticone
聚苯乙烯绝缘膜片
🗣️ 情景例句
Hand me two eggs from the refrigerator,
替我从冰箱拿两个蛋来。
I will be very glad when I receive the letter.
如能接到你的来信，我将会非常高兴。
I've lost my science book. Have you seen it anywhere?
我的自然科学书丢了。你在哪看见了吗？