“吸二手烟”常见的英文表达是 "be exposed to secondhand smoke" 或 "inhale secondhand smoke"。
"be exposed to secondhand smoke" 强调处于被动接触二手烟的环境中，是比较正式和常用的表达。
例句：Children who are exposed to secondhand smoke at home are at a higher risk of developing respiratory problems.（在家中吸二手烟的儿童患呼吸系统问题的风险更高。）
"inhale secondhand smoke" 更侧重于描述吸入二手烟这个动作。
例句：Non - smokers often have to inhale secondhand smoke in public places.（不吸烟的人在公共场所常常不得不吸入二手烟。）