Explainer        BEIJING – A draft budget report submitted to China’s top legislature has unveiled the country’s planned military spending for this year. In 2021, China’s defense budget will be around 1.35 trillion yuan (about US$200 billion), up 6.8 percent from last year.Is China’s military spending too hefty? Is the figure growing too fast? Is the so-called “Chinese military threat,” as hyped by some Western politicians and media outlets, well grounded?The