$[officename] collects words that you frequently use in the current session. When you later type the first three letters of a collected word, $[officename] automatically completes the word.
$[officename] 收集了当前会话中常用的字词。如果您以后键入所收集字词的前三个字母，$[officename] 就会自动补充完整该字词。