Pyrolusite
n. [矿]软锰矿
🔁 扩展释义
【化】 软锰矿【医】 软锰矿, 二氧化锰
🗣️ 情景例句
Susan, I understand you're in the toy business. Susan
听说 ，是在玩具业工作。
It's faster but more expensive to ship goods by air.
空运较快但运费较高。
The albatross is the king of the gliders, the class of fliers which harness the air to their purpose, but must yield to its opposition.
信天翁是滑翔飞行的鸟类之王，它能自如地驾驭空气，但必须顺气流飞行。