今天我们要学的词是 projectile.

金正恩观看了朝鲜8月10日的导弹试射（朝中社8月11日刊登）。

projectile 的意思是发射体，抛射物。North Korea tested two short-range projectiles hours after offering to resume nuclear talks with the United States, according to South Korea's Joint Chiefs of Staff. 据韩国参谋长联席会议称，朝鲜在提出与美国恢复核谈判后数小时试射了两枚短程射弹。

Archaeologists working in Tampa Bay, Florida, have unearthed projectile points, gun flints, old toys and other artifacts of Native Americans, U.S. soldiers and one of the city's earliest African-American communities. 考古学们在佛罗里达州坦帕湾发掘出美洲原住民、美国士兵以及当地最早的一个非裔美国人社区的发射台、枪燧、旧玩具和其他文物。