Polythiourea
聚硫脲
🗣️ 情景例句
Don't move! Get down on the floor.
别动！趴到地上！
He is something.
他是重要人物。
He was known to us all as Dickie and his eccentricity had become legendary long before he died.
大家都管他叫迪基。早在他去世前很久，他的古怪行为就成了传奇故事了。