An IP address is composed of four octets (Numbers in the range of 0 to 255) separated by decimal points.

IP地址由四个字节(每个字节的取值范围为0到255)组成，字节之间用小数点隔开。

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After the bite of an infected mosquito, onset of illness occurs usually between four and eight days but can range from two to 12 days.

被受感染蚊子叮咬后，通常在4 - 8天内发病，但也会在2 - 12天的范围内发病。

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Dr Nowbahari and her colleagues now intend to apply the four-point model to a range of non-human animal situations to determine if the rescuer's behaviour was indeed heroic.

诺巴哈瑞博士和同事们现在打算将这四点模式应用于一系列非人类动物的情境中，以确定救助者的行为是否真是英雄行为。

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Unsurprisingly, only two of his four long-range efforts caused small concern for Paston.

BBC: Paraguay 0-0 New Zealand

Utilizing four short-range radar sensors (two at the front, two at the rear), one long-range radar and a stereo camera, the vehicle is capable of cruising down an open freeway as well as negotiating heavy rush-hour traffic.

ENGADGET: Continental gets automated vehicle approved for Nevada roads

The weekly chart shows a more than four-month trading range (lines e and f).

FORBES: Income ETFs with Strongest Charts