大鱼身体换颜色，只有一个尾巴，还飘来飘去的
Uncaught TypeError: Cannot read property '0' of undefinedmomObj.draw @ mom.js:63gameloop @ main.js:127game @ main.js:42
129mom.js:63 Uncaught TypeError: Cannot read property '0' of undefinedmomObj.draw @ mom.js:63gameloop @ main.js:127
292mom.js:63 Uncaught TypeError: Cannot read property '1' of undefined
