Polyoxymethylene
n. [化]聚甲醛
🗣️ 情景例句
The patient showed a marked improvement.
病人病情显著好转。
Photography is an expensive hobby.
摄影是门花费很多的爱好。
'It doesn't matter,' I said.'I'll get off here.'
“没关系，”我说，“我就在这儿下吧。”