这种模式在测试中特别有用——无需模拟副作用，直接对比消息列表与预期结果即可。
Shepherd said the cost of oil was normally between £600 and £700 for 1,000 litres, but it had jumped to £1,258 as of last week, with prices expected to continue rising.
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The recovery mission posed significant challenges for US forces, with potential capture scenarios that could have led to the airman being exploited for propaganda purposes.，这一点在zoom下载中也有详细论述
In recent days, he used radar data from a satellite to detect jamming in Iran. While the BBC has not independently verified this data, Gorman says that jamming devices leave a trace of the interference they cause in radar signals, allowing him to reveal occurrences of GPS-jamming around the country.