diff --git a/problems/0015.三数之和.md b/problems/0015.三数之和.md
index da319866..a4b6b84d 100644
--- a/problems/0015.三数之和.md
+++ b/problems/0015.三数之和.md
@@ -493,6 +493,9 @@ function threeSum(nums: number[]): number[][] {
         right: number = length - 1;
     let resArr: number[][] = [];
     for (let i = 0; i < length; i++) {
+    	if (nums[i]>0) {
+            return resArr; //nums经过排序后，只要nums[i]>0, 此后的nums[i] + nums[left] + nums[right]均大于0,可以提前终止循环。	
+	}
         if (i > 0 && nums[i] === nums[i - 1]) {
             continue;
         }