There's a chance he won't be able to be home for Thanksgiving Day.

I know. It's Thanksgiving Day.

我知道. 是感恩节.

I wonder why they made Thanksgiving Day fall on Thursday.

真不知道为什么把感恩节定在星期四.

We get vitamins from food like fruit and vegetables.

我们从水果和蔬菜之类的食物中摄取维他命.

Transfer factor is in the same class as the most potent vitamins.

传输因子与最有效的维他命处于同一等级.

Such a publication was madness.

刊行是毫无道理的.

She ran her apartment with thrift and bought her clothes at trade prices.

她持家勤俭,买衣裳花的是批发价钱.

" I've been talking with a wholesale liquor company, " he said. " I may go on the road. "

“ 我和一家酒类批发公司谈过了, " 他说, " 我可能出去搞推销. ”

Our magazine will be published soon and we welcome your subscriptions.

我们的杂志即将发刊,欢迎订阅.

Numerical examples show that the proposed algorithm is much more efficient than the Powell's modified algorithm for optimization of non-quadratic functions.

仿真实例表明，改进算法对于非二次函数的优化比Powell原改进算法更为有效。

Lastly, because the converted measurements are quadratic in the state, the second-order EKF is used to optimally implement the nonlinear tracking filtering.

最后根据转换量测是目标运动状态二次函数的特性，用二阶EKF最优地实现了非线性跟踪滤波。

There exists function relation between dimensionless relative velocity u/ v and relative water depth and the main influential factors on coefficients-a, b, c and their corresponding functions are determined. 3.

对无量纲相对流速u/v与相对水深y/h之间存在很好的二次函数关系，并确定了系数a、b、c在不同区域下受到的主要影响因素及其相应的确定函数。

The calculated results show that the effect of the moving sand in the fluid outside the region to which saltation is confined, is similar to that of solid roughness, and the effective roughness can be depicted as the quadratic function of the friction velocity of the wind.

结果表明，跃移沙粒对风速的影响类似于床面粗糙度的影响，有效粗糙度随摩阻速度的变化关系可用二次函数表征；

The Drawing of Quadratic Function Julia Set Fractal Picture Based on Escape Time Algorithm

逃逸时间算法绘制二次函数的Julia集分形图

The model contains a quadratic function of the underlying substrate in the parameter of consumption rate incorporating Monod kinetics with internal metabolism.

该模型的消耗率参数中含有一个关于营养基的二次函数，功能反应函数则为具有内代谢的Monod类型，以更好地模拟实际问题。

The same tendency was observed for neutral invertase activity and P content in sugarcane, but the correlation was not significant.

与甘蔗叶片含P量、中性转化酶活性亦呈二次函数曲线相关，但相关性未达显著水平。

Through the "static roller 1g acceleration of gravity experiment." quadratic function least squares polynomial fitting and application method, the temperature accelerometers static model;

通过加速度计的重力场1g静态翻滚实验，应用二次函数最小二乘法和多项式拟合的方法，建立了加速度计静态温度模型；

The relationship between P accumulation and Si content as well as its accumulation was quadratic function, which implied that Si could promote obviously P absorption under the condition of low Si concentration, but excessive Si concentration would inhibit P absorption.

磷积累量与硅含量和积累量呈二次函数关系，低硅条件下表现出明显的硅促磷效应，但过量的硅也会抑制磷的吸收。

In order to describe this phenomenon, we characterize the overall dose-response relationship with a piecewise function that consists of a quadratic curve which is assumed to be U-shape curve and another quadratic curve at high dose levels.

因此我们这里用两个二次函数组成的分段函数构成了这种毒物兴奋效应现象的剂量&反应模型，其中较低剂量水平下的二次函数是U形曲线。

Second, a new method of controlling chaos by employing a dynamical nonlinear controller is developed to DC-DC buck converters towards stead periodic orbit. The controller is piecewise-quadratic function in the form of x x.

基于一种分段二次函数xx，提出了一种新的混沌控制方法，使用它作为非线性反馈控制器成功地控制了DC-DC buck变换器到稳定的周期轨道。

HAUSDORFF DIMENSION OF JULIA SETS OF RANDOM DYNAMICAL SYSTEM Every function whose derivative is linear is a quadratic function.

函数族Julia集的Hausdorff维数任意一个导数为线性函数的函数都是二次函数。