Neonalium
涅昂铝铜合金
🗣️ 情景例句
You've changed a lot since I last saw you.
自从我上次见到你以来，你改变了很多。
How's your cousin?
你的姐妹好吗？
a wave length (the horizontal distance between two wave crests),
波长（两个浪峰间的水平距离）