sempiternal
/ˈsempɪˈtɜːnəl/adjective
- eternal and unchanging; everlasting永恒的; 永久的：
the sempiternal sadness of the industrial background.
工业背景的永恒悲哀。
派生词
sempiternally
adverbsempiternity
noun词源
late Middle English: from Old French sempiternel or late Latin sempiternalis, from Latin sempiternus, from semper 'always'+aeternus 'eternal'.