up to the短语¹⁹⁷⁸ 例句 It turns the heading into a section title, and then places everything up to the next heading into that section. 它将标题转化成小节标题，然后将下一标题之前的所有内容放到这一节中。 ibm You can, in turn, combine these with other activities to form more complex activities, up to the highest system levels. 你可以一次把这些活动与其他活动合并形成更复杂的活动，一直到最高的系统层。 ibm