🧩 词语组成解析
alpine
['ælpain]
adj. 阿尔卑斯山的;阿尔卑斯山区居民的;高山的;
n. 高山植物;
岩蕨属
🗣️ 情景例句
Please do the work at your own convenience.
请在方便时把这事做一做。
Is the departure time on schedule?
起飞时间准时吗？
I have just received a letter from my brother, Tim.
我刚刚收到弟弟蒂姆的来信，