Waldheimite
铁钠透闪石
🗣️ 情景例句
in your tuxedo jacket pocket.
礼服上衣口袋 。
I don't know where I've seen him before.
我不晓得在哪儿见过他。
Modern machines can make the copy bigger or smaller, lighter or darker and copy onto both sides of the paper.
代机器可以放大、缩小、制作较亮的或较暗的复印件，也可以在纸的两面复印。