docs(ime_pinyin): refine pinyin dictionary instructions (#9925)

Co-authored-by: VIFEX <1290176185@qq.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

docs/src/widgets/ime_pinyin.rst

@@ -31,10 +31,10 @@ dictionary.  If you don't want to use the built-in dictionary,
 you can disable :c:macro:`LV_IME_PINYIN_USE_DEFAULT_DICT` in ``lv_conf.h``,
 which can save a lot of memory space.
 
-The built-in thesaurus is customized based on the
-**LV_FONT_SOURCE_HAN_SANS_SC_16_CJK** font library, which currently has more
-than 1,000 of the most common CJK radicals, so it is recommended to use a
-custom font and thesaurus.
+The built-in dictionary is customized based on the characters in the
+**LV_FONT_SOURCE_HAN_SANS_SC_16_CJK** font library, which currently has only
+1,000 of the most common CJK radicals, so it is recommended to use a custom font
+and a custom dictionary.
 
 In the process of using the Pinyin input method plug-in, you can change
 the Keyboard and dictionary at any time.
@@ -58,7 +58,7 @@ Dictionary format
 -----------------
 
 The arrangement order of each pinyin syllable is very important. If you
-need to customize your own thesaurus according to the Hanyu Pinyin
+need to customize your own dictionary according to the Hanyu Pinyin
 syllable table, you can read
 `here <https://baike.baidu.com/item/%E6%B1%89%E8%AF%AD%E6%8B%BC%E9%9F%B3%E9%9F%B3%E8%8A%82/9167981>`__
 to learn about the Hanyu Pinyin syllables and the syllable table.
@@ -67,7 +67,7 @@ Then, write your own dictionary according to the following format:
 
 .. code-block:: c
 
-   lv_100ask_pinyin_dict_t your_pinyin_dict[] = {
+   lv_pinyin_dict_t your_pinyin_dict[] = {
                { "a", "啊阿呵吖" },
                { "ai", "埃挨哎唉哀皑蔼矮碍爱隘癌艾" },
                { "an", "按安暗岸俺案鞍氨胺厂广庵揞犴铵桉谙鹌埯黯" },
@@ -78,14 +78,15 @@ Then, write your own dictionary according to the following format:
                /* ...... */
                { "zuo", "昨左佐做作坐座撮琢柞"},
                {NULL, NULL}
+   };
 
-**The last item** must be ``{null, null}``, or it will not work
+**The last item** must be ``{NULL, NULL}``, or it will not work
 properly.
 
 
 .. _ime_pinyin_apply_new_dictionary:
 
-Applying a new dictionary
+Using a custom dictionary
 -------------------------
 
 After writing a dictionary according to the above dictionary format, you
@@ -93,8 +94,8 @@ only need to call this function to set up and use your dictionary:
 
 .. code-block:: c
 
-       lv_obj_t * pinyin_ime = lv_100ask_pinyin_ime_create(lv_screen_active());
-       lv_100ask_pinyin_ime_set_dict(pinyin_ime, your_pinyin_dict);
+       lv_obj_t * pinyin_ime = lv_ime_pinyin_create(lv_screen_active());
+       lv_ime_pinyin_set_dict(pinyin_ime, your_pinyin_dict);