Electrographite
人工石墨
🗣️ 情景例句
Subway transportation is very advanced in Longdon.
伦敦地地铁非常先进。
I live at 1203 Washington Street.
我住在华盛顿街1203号。
In his twenties Frank used to make spare parts for aeroplanes.
20多岁的时候，弗兰克曾生产飞机零配件。