🧩 词语组成解析
sierra
[[si'erə]]
n. 呈齿状起伏的山脉
redwood
[['redwud]]
n. (美国)红杉, 红树
🗣️ 情景例句
Where do you go to school?
你去哪里上学？
You were lucky to find it.
你的运气真好。
Yes. What is it?
有。什么事？