ADV-GRADED
安全地;無危害地
If something is done safely, it is done in a way that makes it unlikely that anyone will be harmed.
例句
The waste is safely locked away until it is no longer radioactive...
廢料被安全儲存起來,直到其不再有輻射性。
'Drive safely,' he said and waved goodbye...
“小心開車,”他說著揮手告別。