As a rule of thumb , if the sound of thunder reaches an observer three seconds after a lightning flash , the thunderstorm is about 1 kilometre away 可以说，若看见闪电后三秒才听到雷声，则雷暴距离观察者约有一公里。
As a rule of thumb good trend lines should touch at least three previous highs or lows . the more points the line catches , the better the line 验经际实证明,一条可信的市场动向曲线应碰次三少至当到先前的高峰点或低谷点。一条曲接的住抓能线触点越多,这条曲线就越可信。
As a rule of thumb good trend lines should touch at least three previous highs or lows . the more points the line catches , the better the line 实际经验证明，一条可信的市场动向曲线应当至少三次碰到先前的高峰点或低谷点。一条曲线能抓住的接触点越多，这条曲线就越可信。
As a rule of thumb , if the sound of thunder reaches an observer three seconds after a lightning flash , the thunderstorm is about one kilometre away from the observer 简单来说，在看见闪电后三秒才听到雷声，表示雷暴距离观察者约一公里，真正的距离依时间长短按比例计算。
As a rule of thumb , if the sound of thunder reaches an observer three seconds after a lightning flash , the thunderstorm is about one kilometre away from the observer 简单来说，在看见闪电后三秒才听到雷声，表示雷暴距离观察者约一公里，真正的距离依时间长短按比例计算。
As a rule of thumb , a one - cent - a - gallon gasoline tax raises $ 1 billion . oil producers in president - elect bush ' s adopted state of texas , however , would rather see a tax on imported crude oil 一般情形是，每加仑加汽油一分钱的税可以征收10亿元。可是，在布什第二家乡德克萨斯州的产油商宁愿看见在进口原油上征税。
As a rule of thumb , a one - cent - a - gallon gasoline tax raises $ 1 billion . oil producers in president - elect bush ' s adopted state of texas , however , would rather see a tax on imported crude oil 一般情形是，每加仑加汽油一分钱的税可以征收10亿元。可是，在布什第二家乡德克萨斯州的产油商宁愿看见在进口原油上征税。
As a rule of thumb , the closer the swap price is to zero and the longer this phenomenon is manifested in the maturity period of the swaps , the higher is confidence in the linked exchange rate system 一般来说，掉期价愈接近零，便代表市场对联系汇率制度的信心愈高假使这种价位亦见于较长期的掉期合约，其所反映的信心水平则更高。
This is such a common place occurrence that there is a rule of thumb that any convulsion occurring after the age of thirty years should be regarded as brain tumor until ( the convulsion is ) proved otherwise 这是一个如此普通的现象以致靠经验估计就可推出30岁以后发生的任何惊厥都应看作脑瘤，除非证明另有别病（省略部分不予补充） 。
The explosive expansion of the surrounding air produces the rolling sound of thunder . as a rule of thumb , if the sound of thunder reaches an observer three seconds after a lightning flash , the thunderstorm is about one kilometre away from the observer 简单来说，在看见闪电后三秒才听到雷声，表示雷暴距离观察者约一公里，真正的距离依时间长短按比例计算。
