Perlit
波利特铸铁, 珠光体铸铁
🗣️ 情景例句
What time do you usually get up in the morning?
你早上通常几点起床？
Right.
对的。
Glancing at the bits of wood and metal that lay around him,
年轻人看了一眼周围的碎木片和碎金属片，