Level 5 · word 9,258 of 20,000

fortify

/ˈfɔːrtəˌfaɪ/ American
  • v. 加强, 设防
Definition
  • v. to make a place stronger against attack, or to make something stronger
Example
The soldiers worked all night to fortify the castle walls.
士兵们整夜忙着加固城堡的城墙。