Nantoka/信件xìn jiànHSK 7–9信件 (xìn jiàn) is a Chinese word meaning “letter (sent by mail)”.Meanings1letter (sent by mail)Part of speechnounCharacters in 信件信xìn · letter件jiàn · itemRelated words相信to believe; to be convinced; to accept as true件item信letter信息information; news; message信任to trust事件incident; event文件document信号signal难以置信(idiom) hard to believe; incredible案件case条件condition; circumstance; term; factor信仰to believe in (a religion)Study Chinese with flashcards →