old habits die hard
本性难移
Old habits die hard, and one of the oldest — still rigorously enforced by manydrivers — is that "warming up" the car for a few minutes is necessary to avoidsome kind of unspecified damage.
老习惯总是很顽固,在那些最老的习惯中,有一个直到现在还被许多司机严格执行的习惯,就是认为有必要将车辆预热几分钟,以避免某些未明的损害。
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