Pygame事件未使用time.time()响应

import pygame
from pygame.locals import *

pygame.init()

# 创建游戏窗口
screen = pygame.display.set_mode((800, 600))
pygame.display.set_caption("Pygame事件示例")

clock = pygame.time.Clock()

running = True
start_time = pygame.time.get_ticks()

while running:
    for event in pygame.event.get():
        if event.type == QUIT:
            running = False

    current_time = pygame.time.get_ticks()
    elapsed_time = current_time - start_time

    # 在控制台打印经过的时间
    print("经过的时间：", elapsed_time)

    # 在游戏窗口绘制经过的时间
    screen.fill((255, 255, 255))
    font = pygame.font.Font(None, 36)
    text = font.render("经过的时间：" + str(elapsed_time) + "毫秒", True, (0, 0, 0))
    screen.blit(text, (200, 200))

    pygame.display.flip()
    clock.tick(60)

pygame.quit()