Definition of 二連球 (にれんきゅう)
にれんきゅう
                        二連球
にれんきゅう
nirenkyuu
noun
•
                
bulb with reservoir, double balloon
Other readings:
                2連球【にれんきゅう】
                Related Kanji
| 二 | two, two radical (no. 7) | 
| 連 | take along, lead, join, connect, party, gang, clique | 
| 球 | ball, sphere |