diff --git a/core.go b/core.go
index 9c33464..f2e4d13 100644
--- a/core.go
+++ b/core.go
@@ -30,16 +30,16 @@ func NewTimeWheel(slotCount int, interval time.Duration) *TimeWheel {
 		interval = time.Second * 60
 	}
 	tw := &TimeWheel{
-		Interval:          interval,
-		Slots:             make([]*list.List, slotCount),
+		interval:          interval,
+		slots:             make([]*list.List, slotCount),
 		ticker:            time.NewTicker(interval),
 		slotCount:         slotCount,
 		addTaskChannel:    make(chan *Task, 1000),
 		removeTaskChannel: make(chan *Task, 1000),
 		stopChannel:       make(chan bool, 1000),
-		TaskRecords:       easymap.NewNormal(true),
-		Job:               nil,
-		IsRunning:         false,
+		taskRecords:       easymap.NewNormal(true),
+		job:               nil,
+		isRunning:         false,
 	}
 	tw.initSlots()
 	return tw
@@ -51,19 +51,19 @@ func NewTimeWheel(slotCount int, interval time.Duration) *TimeWheel {
 //
 // Date : 11:14 2023/8/4
 type TimeWheel struct {
-	Interval          time.Duration // 时间轮精度
-	Slots             []*list.List  // 时间轮盘每个位置存储的任务列表
+	interval          time.Duration // 时间轮精度
+	slots             []*list.List  // 时间轮盘每个位置存储的任务列表
 	ticker            *time.Ticker  // 定时器
 	currentPosition   int           // 时间轮盘当前位置
 	slotCount         int           // 时间轮盘的齿数,Interval*SlotCount就是时间轮盘转一圈走过的时间
 	addTaskChannel    chan *Task
 	removeTaskChannel chan *Task
 	stopChannel       chan bool
-	TaskRecords       easymap.EasyMap // Map结构来存储Task对象，key是Task.key，value是Task在双向链表中的存储对象
+	taskRecords       easymap.EasyMap // Map结构来存储Task对象，key是Task.key，value是Task在双向链表中的存储对象
 	// 需要执行的任务，如果时间轮盘上的Task执行同一个Job，可以直接实例化到TimeWheel结构体中。
 	// 此处的优先级低于Task中的Job参数
-	Job       ITask
-	IsRunning bool // 是否运行中
+	job       ITask
+	isRunning bool // 是否运行中
 }
 
 // initSlots 初始化时间轮盘，每个轮盘上的卡槽用一个双向队列表示，便于插入和删除
@@ -73,7 +73,7 @@ type TimeWheel struct {
 // Date : 13:37 2023/8/4
 func (tw *TimeWheel) initSlots() {
 	for i := 0; i < tw.slotCount; i++ {
-		tw.Slots[i] = list.New()
+		tw.slots[i] = list.New()
 	}
 }
 
@@ -83,7 +83,7 @@ func (tw *TimeWheel) initSlots() {
 //
 // Date : 13:38 2023/8/4
 func (tw *TimeWheel) Start() {
-	tw.IsRunning = true
+	tw.isRunning = true
 	for {
 		select {
 		case <-tw.ticker.C:
@@ -98,7 +98,8 @@ func (tw *TimeWheel) Start() {
 			tw.RemoveTask(task)
 		case <-tw.stopChannel:
 			tw.ticker.Stop()
-			tw.IsRunning = false
+			tw.isRunning = false
+			// TODO : 重新初始化时间轮实例
 			return
 		}
 	}
@@ -112,7 +113,7 @@ func (tw *TimeWheel) Start() {
 func (tw *TimeWheel) checkAndRunTask() {
 
 	// 获取该轮盘位置的双向链表
-	currentList := tw.Slots[tw.currentPosition]
+	currentList := tw.slots[tw.currentPosition]
 
 	if currentList != nil {
 		for item := currentList.Front(); item != nil; {
@@ -134,14 +135,14 @@ func (tw *TimeWheel) checkAndRunTask() {
 					}()
 					_, _ = task.Job.Execute(nil, nil)
 				}()
-			} else if tw.Job != nil {
+			} else if tw.job != nil {
 				go func() {
 					defer func() {
 						if r := recover(); nil != r {
 
 						}
 					}()
-					_, _ = tw.Job.Execute(nil, nil)
+					_, _ = tw.job.Execute(nil, nil)
 				}()
 			} else {
 				fmt.Println(fmt.Sprintf("The task %v don't have job to run", task.Key))
@@ -149,7 +150,7 @@ func (tw *TimeWheel) checkAndRunTask() {
 
 			// 执行完成以后，将该任务从时间轮盘删除
 			next := item.Next()
-			tw.TaskRecords.Del(task.Key)
+			tw.taskRecords.Del(task.Key)
 			currentList.Remove(item)
 
 			item = next
@@ -196,8 +197,8 @@ func (tw *TimeWheel) AddTask(task *Task, byInterval bool) {
 	task.Circle = circle
 	task.Position = pos
 
-	element := tw.Slots[pos].PushBack(task)
-	tw.TaskRecords.Set(task.Key, element)
+	element := tw.slots[pos].PushBack(task)
+	tw.taskRecords.Set(task.Key, element)
 }
 
 // RemoveTask 删除任务的内部函数
@@ -207,11 +208,11 @@ func (tw *TimeWheel) AddTask(task *Task, byInterval bool) {
 // Date : 13:44 2023/8/4
 func (tw *TimeWheel) RemoveTask(task *Task) {
 	// 从map结构中删除
-	taskInfo, _ := tw.TaskRecords.Get(task.Key)
-	tw.TaskRecords.Del(task.Key)
+	taskInfo, _ := tw.taskRecords.Get(task.Key)
+	tw.taskRecords.Del(task.Key)
 
 	// 通过TimeWheel.slots获取任务的
-	currentList := tw.Slots[task.Position]
+	currentList := tw.slots[task.Position]
 	currentList.Remove(taskInfo.(*list.Element))
 }
 
@@ -222,7 +223,7 @@ func (tw *TimeWheel) RemoveTask(task *Task) {
 // Date : 13:46 2023/8/4
 func (tw *TimeWheel) getPosAndCircleByInterval(d time.Duration) (int, int) {
 	delaySeconds := int(d.Seconds())
-	intervalSeconds := int(tw.Interval.Seconds())
+	intervalSeconds := int(tw.interval.Seconds())
 	circle := delaySeconds / intervalSeconds / tw.slotCount
 	pos := (tw.currentPosition + delaySeconds/intervalSeconds) % tw.slotCount
 
@@ -243,7 +244,7 @@ func (tw *TimeWheel) getPosAndCircleByCreatedTime(createdTime time.Time, d time.
 	passedTime := time.Since(createdTime)
 	passedSeconds := int(passedTime.Seconds())
 	delaySeconds := int(d.Seconds())
-	intervalSeconds := int(tw.Interval.Seconds())
+	intervalSeconds := int(tw.interval.Seconds())
 
 	circle := delaySeconds / intervalSeconds / tw.slotCount
 	pos := (tw.currentPosition + (delaySeconds-(passedSeconds%delaySeconds))/intervalSeconds) % tw.slotCount