??? 情景例句
If the mood takes me, I'll head down the beach for an evening stroll.
如果心情不好，傍晚我會到海邊散步。
He has a mind to become a revolutionary.
他有當革命家的胸襟。
It was upon this principle that the first instruments were made,
據這一原理，制造出了最初的地震儀器，