◎ sierra是什么意思 n. 呈齿状起伏的山脉 n. a range of mountains (usually with jagged peaks and irregular outline)n. a Spanish mackerel of western North America sierra的用法和例句: 1. Sierra, it's okay. It's not. It's not. 謝拉 沒事的 不 有事 2. Sierra, y...