来信 láixìn HSK5 incoming letter Origin Definitions Defs Strokes Stroke Words Sentences Sents láixìn incoming letter 来 來 lái noun future (bound form) Future; coming; next信 xìn noun letter letter; mail; written correspondenceláixìn to send a letter 来 來 lái verb to come To come; to arrive; to move toward the speaker; to crop up or happen信 xìn noun letter letter; mail; written correspondence