Thermoplastics
热塑性塑料
🗣️ 情景例句
to be with people--people his own age.
和别人交往像他那般年纪的人。
No pains, no gains.
不劳则无获。
Some live in large groups like the honey bee, and make their nests in trees or holes in the rocks.
有些蜂如蜜蜂是群居在一起，在树上或岩洞里筑巢。