face mask

• Surgical face masks should be changed at least daily under general circumstances
  供外科手术使用的口罩须每天更换。口罩若有破损，须立即更换。
• According to the police investigation , both robbers wore sunglasses , face masks and helmets
  根据警方的调查，两名抢匪戴著太阳眼镜，面罩及头盔。
• People with respiratory tract infections , or those caring for them , should wear a face mask
  有呼吸道感染症状者，或要照顾该等人士者，应戴上口罩。
• People with respiratory tract infections , or those caring for them , should wear a face mask
  有呼吸道感染症状者，或要照顾该等人士者，应戴上口罩。
• People with flu symptoms should consult a doctor immediately and wear a face mask to avoid infecting others
  如有流感徵状，要戴上口罩，立即看医生。
• Annie : no way ! not unless you go wash your hands first and put on a face mask while you ' re eating it
  作梦!除非你先洗手然后戴口罩来吃,不然你想都别想
• A dancer with a painted monkey - faced mask emerged , possibly portraying the monkey god sun wukong
  一位带着猴脸面具的舞者出场，可能是描绘齐天大圣孙悟空。
• To wear face masks and consult their doctors for medical advice promptly if they develop influenza - like symptoms
  如出现呼吸道感染徵状应求医及戴上口罩。
• Urge your children to wear a face mask when going to and from , and while at , school
  督促子女上学放学途中和在学校都要佩戴口罩，用肥皂液洗手后要用纸巾抹手。