Plumbosynadelphite
铅砷镁锰矿
🗣️ 情景例句
That's fine with me. I can do it either day.
对我来说时间很适合。两天中哪一天我都可以。
That deep sigh could only express Helen's sadness.
那深深的叹息，不外乎表示出海伦的悲哀。
Dear Joan,
亲爱的琼，