Immutableness
n. immutable的變形
??? 情景例句
Will your family be attending the graduation ceremony?
你的家人要來參加你的畢業(yè)典禮嗎？
Cindy's sister is coming to stay with her a week from tomorrow.
辛迪的妹妹從明天起一個星期以后將過來和她住在一起。
only of metal, which wears away by friction.
而是由金屬組成，而金屬可以隨著磨擦而磨損殆盡。