...a frequency of 24 kilohertz.24 千赫的频率They sat aside 100 channels, each 200 kilohertz wide.他们在旁边坐了100种渠道, 各200千赫宽.Twisted - pair conductors are sufficient if frequencies of interest are below a few hundred kilohertz.如果信...
难道你不知道根据物理定律曲线球事实上是不可能的?Did you know that the laws of physics suggest that the curve ball is actually impossible?生活时不时丢给大家曲线球.Life throws everyone curve balls once in a while.曲线球看起来是直线的, 其实是假象.The curveball looks like it...
My fish average 2 lb 8 oz and I've had two eight-pounders.我的鱼平均每条重2磅8盎司，还有过两条重8磅的。The baby was born three months early weighing only 3 lb 5oz.婴儿早产3个月，体重只有3磅5盎司。His onions cost 9p a lb wholesale; packing and transpor...
Their fellow travellers are a mix of honeymooners, single girls on the prowl and elderly couples...他们的旅伴中有度蜜月的新人，有寻觅伴侣的单身女孩，也有老年夫妇。arrangers of care services for the elderly安排照料老人的筹划者An elderly person may nap during the ...