Otherwise, their education and reading were not marked, but had the american superficialness, and their studies were solitary . 除去这点，他们的学历和研究并无惊人之处，反倒有美国人的浅薄；何况彼此又互不通气。
Pressurization systems are generally classified into three areas determined by approach: gas direct, hydraulicfluid direct, and intensifier or booster system . 加压系统一般分为三种：通气，通油、增强器或增压器。
" i like a cigar to really draw , " said the count “我喜欢通气的雪茄， ”伯爵说。
Test method of gas flow for functional refractories 功能耐火材料通气量试验方法
An opening for outward discharge ; a vent 排气道，通气管向外排放物质的洞；通风孔
Dynamic observation of pulmonary function in founders 铸造工肺通气功能动态观察
Application of mechanical ventilation at severe asthma 危重哮喘机械通气治疗的应用
