您要查找的是不是：
- He wore a mask so that no one should recognize him. 他戴了一个面罩，使别人认不出他来。
- Each motorcycle driver has to wear a mask. 每个摩托车驾驶员都得戴面罩。
- In some sports, the player must wear a mask. 在一些运动项目中,运动员必须带面罩保护面部。
- Wear a mask when visiting hospitals or clinics. 如需前往医院或诊所,应佩戴口罩。
- Why do you wear a mask when you perform? 皇后：为什么你表演的时候要戴面具?
- She concealed her identity by wearing a mask. 她戴了面罩以免被认出。
- B: I thought she was wearing a mask. 我还以为她戴了面具呢。
- In some areas, the lion player wears a mask. 有的地区逗狮者亦头戴面具。
- She concealed her identity by wearing a mask . 她戴了面罩以免被认出。
- If I wear a mask, I can fool the world, but I cannot fool my heart. 戴上面具可欺骗整个世界,但却欺骗不了自己的心。
- Everyone walking the streets is required to wear a mask. 每个走在街上的人都要戴口罩。
- Third, If the fever, it is necessary to wear a mask. 第三，如果出现发烧，要戴上口罩。
- Your child needs to wear a mask to school starting from Monday (19/5/08). 星期一(19/5/08)开始全班学生需要自备口罩上课。
- One who wears a mask, especially a participant in a masquerade or masque. 戴面具的人戴面具的人，尤指假面舞会参加者
- Religion too often wore a mask of bigotry and cruelty. 偏执、残掠都披着宗教的面具，
- In our lab everyone is supposed to wear a mask to protect himself from radioactive materials. 在我们的实验室，人人都要戴面具，以防放射性材料。
- Wearing a mask could be the solution for temporary protection. 戴面具可以暂时保护自己。
- In our lab,everyone is supposed to wear a mask to protect himself from radioactive materials. 在我们的实验室，人人都要戴面具，以防放射性材料。
- Just want to protect themselves, but also wrong? Can anyone tell me, does not wear a mask, how should I protect myself? 只想保护自己，也错了吗？谁能告诉我，不戴面具，我又该怎么保护自己？
- Try to wear a colour that is less obtrusive. 尽量穿得颜色别太显眼。
