Spectalinine
羥基二甲基六氫吡啶十三烷醇
??? 情景例句
So how are we going to find the owners?
那么我們?nèi)绾稳フ夜返闹魅四兀?/div>
To worry about tomorrow is to be unhappy today.
擔心明天，今天就不愉快了。
It's four o'clock.
四點了。