火镜 huǒjìng magnifying glass Definitions Defs Origin Strokes Stroke Words Sentences Sents 火镜 火鏡 huǒjìng magnifying glass A lens that is thicker in the middle than at the edges, used to focus sunlight to start a fire; also known as a 凸透镜 tūtòujìng or 会聚透镜 huìjùtòujìng. Cross-References Classifier 面 miànSame as 凸透镜 tūtòujìng会聚透镜 huìjùtòujìng
火镜 火鏡 huǒjìng magnifying glass A lens that is thicker in the middle than at the edges, used to focus sunlight to start a fire; also known as a 凸透镜 tūtòujìng or 会聚透镜 huìjùtòujìng. Cross-References Classifier 面 miànSame as 凸透镜 tūtòujìng会聚透镜 huìjùtòujìng
