ONE PHRASE, IN CONTEXT
为保险起见；谨慎起见
GET TO KNOW THE MEANING
IN A SENTENCE
To be safe, I saved a copy of the address before the phone battery died.为保险起见，我在手机没电前把地址存了一份。
To be safe, I saved a copy of the address before the phone battery died.
为保险起见，我在手机没电前把地址存了一份。
