Learn Chinese Smarter
yǐ xī jī yǐ quē
乙烯基乙炔
vinylacetylene
yǐ quē hàn
乙炔焊
acetylene welding
yǐ quē xì liè
乙炔系列
the acetylene series
For more features to help you learn Chinese, please download the HanBook APP.