get dentures 不是指“戴假牙”，而是指 “安装假牙” 或 “去配假牙”。

区别解析

1. get dentures → 去配假牙 / 装上假牙（强调获得或安装的过程）
   • He lost his teeth and had to get dentures.
     （他掉了牙，不得不去配假牙。）
   • My grandmother finally got dentures last week.
     （我奶奶上周终于装了假牙。）
2. wear dentures → 佩戴假牙（强调已经在使用）
   • My grandfather wears dentures every day.
     （我爷爷每天都戴着假牙。）
3. put in dentures → 戴上假牙（指具体的戴假牙动作）
   • He put in his dentures before breakfast.
     （他在早餐前戴上了假牙。）
4. take out dentures → 取下假牙
   • She took out her dentures before going to bed.
     （她睡觉前取下了假牙。）

总结

• get dentures = 去配假牙 / 安装假牙
• wear dentures = 佩戴假牙（长期使用）
• put in dentures = 戴上假牙（具体动作）
• take out dentures = 取下假牙