What is the mnemonic rhyme for B2 license holder driving over speed bumps?

[MacWilliam]

The mnemonic rhyme for B2 license holders driving over speed bumps is: Slow down when seeing the speed bump ahead, judge the distance by sight; Consider both front and rear comprehensively, keep the vehicle close to the outer side. Below are specific details about the B2 driver's license: 1. Permitted vehicle types: The B2 license allows driving medium and heavy-duty trucks or specialized operation vehicles, and also permits driving small cars, small automatic transmission cars, low-speed trucks, three-wheeled cars, and wheeled self-propelled machinery. The B2 license does not permit driving buses or tractors; an A2 license is required for tractors, and a B1 license is required for buses. If one wishes to drive both buses and trucks, they need to apply for a B1 or A2 license. 2. Application method: The B2 driver's license can be applied for when initially applying for a driver's license, or it can be upgraded from a lower-level license. In either case, an application must be submitted to the local vehicle management office at the place of household registration, followed by a medical examination and attending a driving school for study and tests as required.