90 per cent of listeners had stayed with the programme when it changed its time slot.节目改变播送时段后,90%的听众依然继续收听。TDMA allocates each user a different time slot on a given frequency.TDMA在给定频率为每个用户分配不同的时隙.Remark: Students can f...
They were foiled in their attempt.他们的企图成了泡影.We foiled his attempt to escape.我们挫败了他逃跑的企图.Police have foiled an attempt to smuggle a bomb into Belfast airport...警方挫败了一场企图将炸弹偷偷带入贝尔法斯特机场的阴谋。Their attempt to recapture the cit...
Many insects can perceive colours of the spectrum that are invisible to us.许多昆虫能感觉到光谱中我们所看不见的颜色。Parents fear they might overstep these invisible boundaries.父母担心他们可能会逾越这些无形的界限。The mends were almost invisible.补好的地方几乎看不出来.A...