Polypak
苯乙烯、二乙烯苯共聚物
🗣️ 情景例句
And he's agreed to fit you into his schedule.
他同意明天把你安排进他的面谈名单里 。
Do you usually play baseball on the weekend?
你通常在周末打棒球吗？
Here's your umbrella and your coat.
这是您的伞和大衣