- air pollution by automobile
- 汽车: automobile; motor vehicle; c ...
- 造成: give rise to; bring about; c ...
- 的: 4次方是 The fourth power of 2 i ...
- 空气污染造成的酸雨: acid rain resulting from air pollution
- 大气污染: aerial contamination; aerial pollution; air pollution sources; airborne pollution; atmo heric pollution; atmo hericpollution; atmosphere contamination; atmosphere pollution; atmospheric contamination; atmospheric environment; atmospheric pollution; pollution atmospherique
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