20千米

例句

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1.
A 20km exclusion zone has been imposed and radiation levels will not be brought down to safe levels for at least another six months.
半径20千米的隔离区虽然已加强防护，可是辐射量至少还需6个月才会下降到安全水平。
2.
Shortly after the blast, the Japanese authorities extended the evacuation zone around the plant to 20 kilometres.
爆炸后不久，日本当局将疏散地区扩大到核电站周围20千米。
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3.
Troposphere the lowest level in the atmosphere, close to the Earth's surface, the thickness of approximately 10-20 kilometres.
对流层在大气层的最低层，紧靠地球表面，其厚度大约为10至20千米。
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4.
People of Sirte have done a Counterattack and have pushed rebels back further 20 kilometers.
苏尔特人平易近的一次还击致否决派猬缩20千米。
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5.
The Hungarian Environment Minister Zoltan Illes told the BBC that the spill covered an area 20km long by 10km wide.
匈牙利环境部长伊勒斯（ZoltanIlles）告诉BBC，这次泄漏覆盖了长20千米，宽10千米的地区。
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6.
waking up very early because the distance between my house and the office is 20 kilometers apart .
我过去在暑假期间常常起得很晚，但现在习惯了早起，因为我的住处和办公室相距20千米。
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7.
He promised to build an average of 20km a day, but this looks unlikely.
他承诺每天将建造公路路段20千米，但是这似乎看起来不太可能。
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8.
The structures which control the mine are main upward stretching 20 Km structures;
它们的控矿断裂以上延20千米深度断裂为主。
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