rackety的翻译，读音

例句

Born into a wealthy family in 1928, he studied to be a doctor, but chose instead the infinitely more rackety and less respectable life of a manga cartoonist. 1928年他出生于富裕家庭，学习医学，最终却选择了漫画家这样既不稳定也不受尊崇的职业。

Once free of the taxi I began trudging a quarter mile or so the bridge trembling under the weight of its traffic piled with noisy green taxis and rackety buses some without side panels or mufflers. 一下出租车，我开始徒步跋涉这四百多米的路程，桥在来往车辆的重压下颤抖，上面挤满了喧闹的绿色出租车和公交车，有些甚至没有侧板和消音器。