但是，在一场凶猛但短暂的交火之后，持续约半个小时，围攻行动结束。
But after a fierce but short shoot-out, lasting around half an hour, the siege was over.
Facebook的最长连续宕机时间紧紧持续了不到半个小时。
Facebook's longest continuous outage only lasted for less than half an hour.
打开无线网络、把iPad的屏幕调亮并保持亮度、同时播放音乐的情况下，你也可以用iPad看几乎12个小时的电子书。如果把无线网关掉，持续时间还会增加半个小时。
With WiFi on and its screen set to stay illuminated, the review iPad lasted for almost 12 hours while playing music; leaving WiFi off added about half an hour.
这场雨只持续了半个小时，但却造成了交通阻塞、瘫痪，影响了行人和通勤者。
The rain only lasted half an hour, but caused traffic jams and havoc for pedestrians and commuters.
运动的最好方式是每天进行半个小时，不管是持续的半小时还是一天中零碎进行的半小时。
The best kind of exercise is the kind you do everyday for 30 minutes, whether consecutive minutes or broken up throughout the day.
一杯葡萄柚汁或吃半个葡萄柚足够抑制CYP3A4活性的一半，并且这种效应持续达24小时。
One glass of grapefruit juice, or eating half a grapefruit, is enough to suppress CYP3A4 activity by half, and the effect lasts up to 24 hours.
这场比赛持续了半个小时，令人激动。
通过壳聚糖在海藻酸钠微囊表面的复合，牛血清白蛋白从微囊中的持续释放时间从几个小时延长到半个月以上。
By the coating with chitosan on the surface of sodium alginate microcapsules, the BSA release from microcapsules is extended from several hours to more than half a month.
楼下乱轰轰的，一直持续了半个小时，有喊叫声，也有快跑的脚步声，然后又没有动静了。
For half an hour there was a 10 commotion downstairs, and shoutings, and rushing footsteps, and then there was quiet again.
整个演练持续了近半个小时，2：35演练圆满结束。
The whole drill lasted for about half an hour and ended satisfactorily at 2:35.
整个演练持续了近半个小时，2：35演练圆满结束。
The whole drill lasted for about half an hour and ended satisfactorily at 2:35.
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