VOA慢速英语:These Paper Drones Can Make Deliveries, then Disappear

短语讲解：

1. Hundreds of drones could be launched at once.

hundreds of 好几百，许许多多
例句：Hundreds of office buildings and homes developed large cracks in walls and ceilings.
数百栋写字楼和住宅楼的墙壁和天花板上都出现了裂缝。

2. The drones look like bigger versions of the paper airplanes we used to make as kids.

look like 看起来与（某人或某物）相像[相似]
例句：You look like a nice upstanding young man.
你看起来像是一个正直的好青年。

3. Currently, it can carry materials weighing up to one kilogram, but future models are expected to carry larger loads.

be expected to 被期待做某事; 有望做某事; 期许
例句：I shall be expected to shell out the money for the party.
我将要支付这个集会的费用。

4. The technology that guides the drone can make it land within 10 meters of its target, according to Otherlab.

according to 根据，按照
例句：Philip stayed at the hotel, according to Mr Hemming
据亨明先生所说，菲利普住在旅馆里。

5. The company has received money from the U.S. Department of Defense to carry out research on the drones.

carry out 进行; 执行; 完成; 抬出去
例句：The Social Democrats could still carry out their threat to leave the government
社会民主党人仍有可能将其退出政府的威胁付诸实施。