fastened

• 形容某物被牢固地关闭、固定或系紧，使其不能移动或松脱。

Describes something that is securely closed or attached.

1. Secured or closedA2formal

   Closed or attached firmly so that it cannot be opened or moved easily.

   固定好的

   • The door was fastened with a heavy lock.
   • Make sure the seatbelt is fastened before the car starts.
   • The lid of the jar was fastened tightly.

   同义词attachedclosedfixed

   反义词detachedlooseopenunfastenedunsecured

2. Attached or tiedA2formal

   Fixed or joined to something else, often using a rope, string, or other material.

   系紧的

   • The flag was fastened to the pole with strong clips.
   • The rope was fastened around the tree trunk.
   • The papers were fastened together with a paperclip.

   同义词attachedboundconnectedfixedlinkedtetheredtied

   反义词detachedfreelooseunattachedundoneunfasteneduntied

• 动词，表示把某物固定、系紧或扣牢在某处，使其不易松动或脱落；也可指把两物连接、贴附在一起。

A verb used to indicate the act of closing, securing, or attaching something firmly in place.

1. Attach or secureA2formal

   To close or fix something firmly in place.

   系紧

   • Please fasten your seatbelt before takeoff.
   • She fastened the necklace around her neck.
   • He fastened the rope to the tree.

   同义词affixattachbindclipconnectfixjoinpinsecuretie

   反义词detachloosenunfastenuntie

2. Close or lockA2formal

   To close something so that it stays shut.

   关闭或锁上

   • Fasten the door before you leave.
   • She fastened the latch on the window.
   • Make sure to fasten your coat buttons.

   同义词boltbuttonclasplatchlocksealsecurezip

   反义词openunfastenunlock

短语动词变体fasten on