Transtactic polymer
[化] 反式有规聚合物
🧩 词语组成解析
🗣️ 情景例句
but they need me at the hospital today,
但今天医院有事，
When were you born?
你什么时候出生的？
Shortly afterwards, four more policemen arrived and remonstrated with the workmen.
一会儿工夫，又来了4个警察，规劝工人离开。