Accelerator tetd
[化] 硫化促进剂TETD
🧩 词语组成解析
accelerator
[æk'seləreitə]
n. 加速器;催速剂;
🗣️ 情景例句
but we have to get going
但我们必须走了，
He is distinguished as an economist.
他是一名著名的经济学家。
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。