二手烟

吸二手烟会造成间接危害。

xī èr shǒu yān huì zào chéng jiàn jiē wēi hài.

Inhaling secondhand smoke will cause indirect harm.

众所周知，吸烟不仅严重危害自身健康，二手烟也会对家人造成伤害。

zhòng suǒ zhōu zhī, xī yān bù jǐn yán zhòng wēi hài zì shēn jiàn kāng, èr shǒu yān yě huì duì jiā rén zào chéng shāng hài.

As we all know, smoking not only seriously harms your own health, but second-hand smoke can also cause harm to your family.