js:
/^[\u4E00-\u9FA5\u3400-\u4DB5\u9FA6-\u9FEAa-zA-Z0-9]+([·\/ ][\u4E00-\u9FA5\u3400-\u4DB5\u9FA6-\u9FEAa-zA-Z0-9]+)*$/.test(word);
java:
[\u4E00-\u9FA5\u3400-\u4DB5a\u9FA6-\u9FEA\uD840\uDC00-\uD869\uDED6a-zA-Z0-9]+([\\/][·/ ][\u4E00-\u9FA5\u3400-\u4DB5a\u9FA6-\u9FEA\uD840\uDC00-\uD869\uDED6a-zA-Z0-9]+)*$