【单选题】'Underprivileged people' is often used by the mass media as a substitute for 'poor people'. Linguistimlly, the former is referred to as a(n) ______.
【简答题】B Particles from car exhausts generate more persistent clouds but less rain, new research suggests. Furthermore, putting more of these particles into the atmosphere reduces the low-level winds, which ...
【单选题】'Underprivileged people' is often used by the mass media as a substitute for 'poor people' Linguistically, the former is referred to as a(n) ______.