Lehmannite
铬铅矿
🗣️ 情景例句
Now, once you put the ring on Susan's finger,
现在， 你一旦将戒指戴上Susan的手指，
Why didn't you ask me for help?
为什么你不请我帮忙？
The next time you see a watch, look at the back. You may see the English words Made in China.
下次你瞧见一块手表是，瞧瞧它的背面。你也许能看到“中国制造”的英语字样。