Sierra
[ [si'erə] ]
成人 Adult Edu
n. 呈齿状起伏的山脉
✅ 同义词
📖 牛津释义
sierra
n
long range of mountains with steep slopes and a rugged outline (esp in Spain and Spanish America) 锯齿山脊（尤指在西班牙及西班牙语系的美洲国家的）.
🗣️ 情景例句
No, I have to turn it in in the morning.
不行 ，明天上午我得交出去。
A good name is better than riches.
好名誉胜过有财富。
Have a biscuit instead.Eat more and smoke less!
那就吃块饼干吧。多吃点，少抽点！