Polydiene
聚二烯
🗣️ 情景例句
What is your monthly salary now?
你目前的月薪是多少？
A good book is a best friend who never turns his back upon us.
一本好书，莫逆之交。
It's a part-time job, so I only work evenings.
这是份兼职，因此我只是晚间上班。