Brackebuschite
锰铁钒铅矿
🗣️ 情景例句
I just retired. Had my own company.
我刚退休。我原来开一家公司。
Although the cartons are light and easy to handle, we think it is not strong enough to be shipped.
虽然这些纸箱轻便、易拿，但我们认为它们在运输中不太结实。
The idea of colonising Mars---- a world 160 times more distant than the Moon----
征服火星的计划-一个比月球远160倍的星球