Annite
羟铁云母
🗣️ 情景例句
It's getting late. Please excuse me, but I must leave right away.
时间不早了。对不起，我得赶紧走了。
This alone made our nine-day trip worthwhile.
光这件事我们九天的旅行就非常值得。
it naturally limits all those engaged in carrying it out from effective contact
那些从事科研的人员自然受到了限制。他们不能进行有效的接触