蛭leech; fluke; hirudineaStrokes12PinyinzhìParts虫insect, worm至reach, arriveWords with 蛭水蛭shuǐ zhì · shuizhileech笄蛭jī zhì · jizhia kind of earthworm蛭石zhì shí · zhishivermiculite水蛭素shuǐ zhì sù · shuizhisuhirudinStudy it in Yanamino