Dipolymer
[化] 二元共聚物
🗣️ 情景例句
Oh, fine.
嗯 很好。
Goodbye. Hope to see you again next year.
再见。希望明年再见到你。
He lands on top of each house and climbs down the chimney into the fireplace.
他降落在每一家的房顶，顺着烟囱爬进壁炉。