Maillechort
铜镍锌合金
🗣️ 情景例句
It will take a few years for the region to recover economically.
这个地区的经济恢复得花几年的时间。
Would anyone like seconds?
谁要换其他的饮料？
Mars has an extraordinary fascination for would-be voyagers.
火星对未来的星际旅客来说有着特殊的魅力。