注音

to indicate the pronunciation of Chinese characters using Pinyin or Bopomofo etc / phonetic notation / (specifically) Bopomofo (abbr. for 注音符號|注音符号[zhu4 yin1 fu2 hao4])

to inject / to pour into / to concentrate / to pay attention / stake (gambling) / classifier for sums of money / variant of 註|注[zhu4]

to register / to annotate / note / comment

sound / noise / note (of musical scale) / tone / news / syllable / reading (phonetic value of a character)