Dimer
n. 二聚物\\n[化] 二聚物; 二分子聚合物
🗣️ 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。
My mother mailed me a parcel.
我妈给我寄了一个包裹。
The open sea was deep and mysterious,
无边无际的海洋深邃而又神秘，