Grassmannian
格拉斯曼流形
🗣️ 情景例句
Railroad stations or airports--Grandpa always tells us he'll get here by himself.
无论是火车站还是机场，爷爷总是说他会自个儿设法到这 。
Keep thing seven years and you will find a use for it.
备而不用。
Tony speaks English and he plays tennis.
托尼会说英语，打网球。