Trang chủ/JLPT null/Từ vựng/ちんちんちんちん🔊☆ Lưu vào danh sáchちんちんNghĩa—Câu ví dụ犬はちんちんをやめて四つ足に戻った。The dog stopped begging and went back on all fours.動き出すとき、ベルが「ちんちん」と鳴る。だから、ちんちん電車。When it sets off the bell rings, "ding-ding". Thus 'ding-ding-train'.