🧩 词语组成解析
sierra
[[si'erə]]
n. 呈齿状起伏的山脉
Nevada
[[ne'vɑ:də]]
n. 内华达
n. 山脉；山区；山岳（mountain的复数）
🗣️ 情景例句
Thanks for all your hospitality.
谢谢你的感情招待。
Experience is the father of wisdom and memory the mother.
经验是知识之父，记忆是知识之母。
Oh, listen to the loudspeaker. I think Mr. Hu is going to tell us the result right now.
哦，请听广播。我想胡先生马上就要宣布比赛结果。