他在步枪口上安好了刺刀。He fixed a bayonet to the end of his rifle.枪口依然指着我。The bore of the gun remained fixed on me.那只老虎倒在了猎人的枪口下.The tiger fell to the hunter's gun....
a fraction with a numerator smaller than the denominator分子小于分母的分数The school syllabus seems aimed at the lowest common denominator.学校的教学大纲似乎是针对接受能力最差的学生制定的。Tabloid newspapers pander to the lowest common denominator.小报都竭力迎...
Some high - performance engines have two separate camshafts, one for each set of inlet and exhaust valves.一些高性能发动机有两个单独的凸轮轴, 分别负责开关进气门和排气门.The latter may be used with bypass or throttling valves in the tower water pipewo...
A vertex with zero outdegree is called a sink.出度为零的顶点称作收点.Vertex a is the initial vertex and b is the terminal vertext.a顶点是始端顶点,而b是末端顶点.An edge corresponds to a corridor and a vertex to the conjunction of several corrido...