The drills were held shortly after Israel purportedly conducted an airmaneuver over the eastern Mediterranean and Greece in early June in what was considered as preparation for a war against Iran.
"The smaller the bird, the more viscous the air is," he said, which is partly why hummingbirds can maneuver so well and for so long.
鸟儿越小，空气就越有粘性“，他说。”这也部分说明了为什么蜂鸟能飞行的那么好那么久的原因。
3
The next thing I knew he was placing his fists below my diaphragm and applying sudden, sharp pressure just below my rib cage to force the air out of my lungs in the Heimlich maneuver.