Billon
n. 比朗金(或银)合金
🗣️ 情景例句
I need some new shoes to go with these pants.
我需要双新鞋来配这条裤子。
Don't know how to play the game.
不上道。
probably vertical, cliffs, and gentle sediment-covered terraces,
乃至垂直的峭壁和沉积物覆盖的缓和的阶梯地带，