那些想减轻自己“碳印记”的人可能选择骑车上班、不再购买喷雾剂并合上空调的开关，但这些情操经过几次长途的飞机旅行就会被刮得无影无踪。
Somebody who wants to reduce his "carbon footprint" can bicycle to work, never buy aerosols and turn off his air-conditioner-and still blow away all this virtue on a couple of long flights.
合上电控箱中各路开关。
那些想减轻自己“碳印记”的人可能选择骑车上班、不再购买喷雾剂并合上空调的开关，但这些情操经过几次长途的飞机旅行就会被刮得无影无踪。
Somebody who wants to reduce his "carbon footprint" can bicycle to work, never buy aerosols and turn off his air-conditioner—and still blow away all this virtue on a couple of long flights.
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