Magcon
n. 磁选(指磁性物质在月球或行星表面的集中)
🗣️ 情景例句
I want to buy a sleeper ticket to New York.
我想买张到纽约的卧铺票。
How much is a bus ticket?
公共汽车票要多少钱？
only of metal, which wears away by friction.
而是由金属组成，而金属可以随着磨擦而磨损殆尽。