Kolm
铀煤页岩, 柯姆煤(Ronnuma地方产的富氢煤)
🗣️ 情景例句
I'm pleased to meet you, Mr. Peter.
皮特先生，很荣幸认识你。
Many great writers were not appreciated fully while they were alive.
许多伟大的作家当他们活着时没有被充分重视。
I'm very disappointed.
真让我失望。