You just need to find the right one, then set the attribute by removing the paint string and lowercasing the first letter after it.

您只需找到一个合适的函数，然后去掉 paint字符串，并使随后的首个字母为小写形式，便可以设置该属性。

youdao

The mass optimization and general lowercasing continued until the engineers arrived at a car that's 542 pounds lighter and 19.1 inches shorter, with a powertrain netting out at 99 hp, vs. the regular Prius's 134 hp.

WSJ: 2012 Toyota Prius c Review: Pleasure Not Included | Rumble Seat by Dan Neil