改进多个If语句的语法？

condition ? expression_if_true : expression_if_false

if (a > b) {
  result = "a is greater";
} else {
  result = "b is greater";
}

if (c > d) {
  result += " and c is greater";
} else {
  result += " and d is greater";
}

result = a > b ? "a is greater" : "b is greater";
result += c > d ? " and c is greater" : " and d is greater";