巴拉克在记者会上曾经暗示，以色列这个犹太国家准备对伊朗的核设施发动先发制人的攻击。
At a news conference, Mr. Barak indicated the Jewish State is prepared to launch a preemptive strike on Iranian nuclear facilities.
这种化学讯号被认为会触发动机，而且在反复后，终将会上瘾。
This chemical signal is thought to trigger motivation and, eventually with repetition, addiction.
在最近辛辛那提举行的美国航空航天联合推进技术研究所大会上，中国让外界得以一窥其在冲压发动机方面的多个进展。
The Chinese allowed a peek into multiple aspects of their scramjet efforts at the recent American Institute of Aeronautics and Astronautics Joint Propulsion Conference in Cincinnati.
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