Polyfiber
聚苯乙烯纤维
🗣️ 情景例句
I think something he can use is the best. A watch or something.
最好是实用的，像手表啦或什么的。
Are you going to America soon?
你就要去美国了吗？
Finally, turn off the lights and lock the door.
最后，关上灯，锁好门。