漏洞 lòudòng HSK5 loophole Origin Definitions Defs Strokes Stroke Words Sentences Sents lòudòng loophole 漏 lòu verb to leave out to leave out or omit by mistake; to be missing from a list or collection洞 dòng noun hole hole; cavity; cavelòudòng leak 漏 lòu verb to leak to leak out; to seep through; to drip through a small opening or hole洞 dòng noun hole hole; cavity; cave