外套口袋里备有口罩，床边备有空气加湿器。

Keep mask in my coat pocket, humidifier by my bed.

youdao

柠檬可以在干燥的冬天保持空气清新潮湿，同时起到空气清新剂和加湿器的作用。

Freshen and moisturize the air in your home on dry winter days.

youdao

当然如果室内空气太干燥，可以用点加湿器。

If the air in the room is too dry, buy humidifier.

youdao

如果室内空气太干燥，也可以用点加湿器。

If the air in the room is too dry, buy a humidifier.

youdao

室内空气如果干燥，就去买一台加湿器。

If the air in the room is too dry, buy a humidifier.

youdao

室内空气如果干燥，就去买一台加湿器。

If the air in the room is too dry, buy a humidifier.

youdao