了解基础阅读、日常生活、一般流畅阅读和高级中文所需的大致汉字量，并理解为什么词语比孤立汉字更重要。
Tap or hover a word to see its pinyin and meaning. On desktop, left-click marks it learned and right-click marks it learning; on touch, use the large actions in the word panel.