開講， かいこう

1. start of a course, start of lectures 2. opening of a new course, offering a course (for the first time)

tbd

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音读: カイ  

训读:ひら.く  ひら.ける  ひら.き  あ.く  あ.ける  -びら.き  

日检:3 grade:3 笔画数:12 部首:169

音读: コウ  

训读:

日检:2 grade:5 笔画数:17 部首:149