reckoning

n.

计算；账目；船只位置的推算；（尤指体育运动）属于可能胜出者行列之内

v.

计算( reckon的现在分词)；猜想；考虑；思忖

复数：reckonings

day of reckoning n. 结账日；最后审判日

dead reckoning n. 航位推测法

1. He was badly out in his reckoning.
   他计算严重失误。
2. By my reckoning, it must be 60 kilometres from here to the coast.
   据我计算，从这里到海岸准有六十公里。
3. You're enjoying yourself now, but a day of reckoning will come.
   别看你现在逍遥，将来会遭报应的。
4. The business is washed up; a loan will do no more than delay the day of reckoning.
   生意已维持不下去了，贷款只能推迟(倒闭)清算的日子罢了。
5. That firm may be able to evade the law at present, but there will be a day of reckoning sooner or later.
   那家公司也许现在能逃脱法网,但迟早有一天要受到惩罚的。
6. Nothing in the known universe travels faster than a reckoning.
   在已知的宇宙中,没有什么比账单跑得更快。

Pedestrian dead reckoning: A basis for personal positioning
A comparison of Pedestrian Dead-Reckoning algorithms using a low-cost MEMS IMU
Accurate mobile robot dead-reckoning with a precision-calibrated fiber-optic gyroscope
Sensor fusion for mobile robot dead-reckoning with a precision-calibrated fiber optic gyroscope
Sensor fusion for mobile robot dead-reckoning with a precision-calibrated fiber optic gyroscope
A localization system of a mobile robot by fusing dead-reckoning and ultrasonic measurements
A localization system of a mobile robot by fusing dead-reckoning and ultrasonic measurements
Position and velocity estimation system for adaptive weighting of GPS and dead-reckoning information
Optimal estimation of position and heading for mobile robots using ultrasonic beacons and dead-reckoning
Optimal estimation of position and heading for mobile robots using ultrasonic beacons and dead-reckoning