在该城市的英国一家报纸记者告诉BBC，白天他听到了零星的爆炸声和自动武器的声音。
A British newspaper journalist in the city told the BBC he had heard sporadic explosions and automatic gunfire during the day.
美国的西南部是沙漠和半沙漠，零星散布着一些巨大的仙人掌属植物和低矮的灌木，白天很热，晚上很冷。
Southwestern u. s is desert and semidesert, sparely covered with giant cactus and low shrubs, hot in the day and cold at night.
应用这种方法，可以提高光测设备白天测星的能力及测量船的总体测量精度，是一种准实时的、切实可行的白天测星方法。
The experimental results prove that this method may enhance the ability in measuring star in daytime of optical measurement device and whole measurement precision of measurement ship.
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