Polybenzothiazole
[化] 聚苯并噻唑
🗣️ 情景例句
The rural workforce has been flowing in to the cities ever since the open door policy was adopted.
自从改革开放政策实施以来，农付劳动力正不断流向城市。
The tongue is not made of steel,yet it cuts.
舌头不是钢，一动把人伤。
Yes. Could you ask him to call me, please?
可以。请你告诉他给我打个电话，好吗？