動詞 guard:

1. to keep watch over
   同義詞：guard
2. watch over or shield from danger or harm; protect
   同義詞：guard, ward
3. protect against a challenge or attack
   同義詞：defend, guard, hold
4. take precautions in order to avoid some unwanted consequence
   同義詞：guard

1. Guard a bank; guarding the President.
   守衛(wèi)一個銀行; 護(hù)衛(wèi)總統(tǒng)
2. One that guards, watches over, or protects.
   保護(hù)人守衛(wèi)，監(jiān)視或保護(hù)的人