Mù / shī / zài / chá / jīng / bān / jiǎng / jiě / Yuē / hàn / yī / shū / de / zhǔ / yào / nèi / róng牧师在查经班讲解《约翰一书》的主要内容。The pastor explained the main content of the First Epistle of John in the Bible study group.