在危急的情况下,你得随机应变.You have to have your wits about you in a dangerous situation.他们自己在危急的时刻迅速退却,这才得以避免被歼灭.Their own promptitude in retreating at the critical moment saved them.当时法国正处在很危急的形势中.France at this time was in a very...
人体最硬的骨头是下颚骨(颔骨)?The hardest bone in the human body is the jawbone.龟龟的耳鼓膜通常在下颚骨的后边.The ear scales , the tympanic membranes , are the two large'scales'just behind the jaw - bone....
Copper is a good medium for the conduction of heat and electricity.铜是热和电的良导体.Temperature becomes uniform by heat conduction until finally a permanent state is reached.温度通过热传导变得一致，直到最终达到恒定状态。There is hardly any conduction...
Consciousness is partial and changeful, awareness is total, changeless, calm and silent.意识是片面和变迁的, 觉性则是整体 、 不变 、 平静而无声.The curve tilts downward, the key depends on other element changeless.曲线向下倾斜, 关键在于其它因素不变.Is there las...