您要查找的是不是：
- 攥紧拳头 clench one's fist
- 他攥紧拳头怒视敌人。 He clenched his fists and glared at the enemy.
- 医生替他擦洗伤口时，他痛得攥紧拳头。 He clenched his fists in agony as the doctor cleaned the wound.
- 他的双手反复地攥紧又松开。 His hands continued to clench and unclench.
- 紧固件 fastening piece
- 紧的 tight
- 攥 grasp
- 拧紧 screw down
- 夹紧 clamp
- 紧固 tightening
- 要紧 urgent
- 压紧 compress
- 紧靠 abut upon
- 拉紧 tense
- 锁紧 lock(-)in
- 紧随 at one's heels
- 绷紧 tighten
- 不紧 loosely
- 锁紧螺母 locknut
- 紧致 compact; tightness
