It is not "踩油门" but rather

来源: 于 2019-06-22 18:36:31 [旧帖] [给我悄悄话] 本文已被阅读：次

rpm (rotations per minute, your engine rotation speed) that causes resonance. Like "我爱北京大前门" said, you may have an issue with engine mount.

Best regards,

Alex