+
+ {
+ router.push(
+ getLessonVocabularyLink(lesson_idx, cat_idx, Math.max(0, parseInt(word_idx) - 1).toString()),
+ );
+ }}
+ >
+
+
+
+
+
+ {
+ router.push(
+ getLessonVocabularyLink(
+ lesson_idx,
+ cat_idx,
+ Math.min(cat_info.content.length - 1, parseInt(word_idx) + 1).toString(),
+ ),
+ );
+ }}
+ >
+
+
+
+