Thiofide
橡胶硫化促进剂, 硫二苯并噻唑
🗣️ 情景例句
Have you changed jobs?
你换工作了吗？
This river is one third as long as that river.
这条河只有那条河的三分之一长。
I'm looking for a pair of black shoes.
我在找双黑色的鞋。