You may be starting to wonder if you ought to pack it in and give up.

Most professional dancers want to pack it in before they lose their abilities.

大多数的职业舞者都想在失去舞蹈能力前会结束舞蹈生涯.

He has decided to pack it in.

他决定放弃.

What are you doing? Pack it in!

你在干什么 呢 ?赶快停下.

Should I pack it in and retire?

我该不该干脆洗手不干,从此退休 呢 ?

It's so cold here. Let pack it in and go home.

这里太冷, 我们停下车回家吧.

Remember to Pack it In, Pack it Out, and recycle.

记住:带来, 带走, 还有循环使用.

I'm sick of your complaining just pack it in, will you?

你老发牢骚我都烦死了--别说了, 行不行?

Smoking's bad for you ; you ought to pack it in.

吸烟对你很不好, 应该戒掉.

Have you ever considered self-destruction or suicide as a result of your gambling?

您是否曾经考虑过自毁或自杀作为您赌博的最终结果?

The race is heading for self destruction.

因为整个人类正走向自我毁灭.

A study for a residual squard natural number sequence with modelo R

自然数的平方模R剩余序列的研究

Natural Number System in MS

MS中的自然数系统

If every fixed point of f is a interior point of T, then either every point of T is a periodic point of f with period r < n or fr has a turbulence for some natural number r < n.

如果f的不动点都在T的内部，那么，T上的每个点都是f的周期为r≤n的周期点，或存在自然数r≤n，使得，fr含有湍流。

In order to transform n-dimensions data into one-dimension data. The author first considers two sets: the natural number set N and the cartesian product N × N.

为了实现多维数据到一维数据的转换，本文首先考虑两个集合：自然数集N和笛卡尔积N×N。

On Sum of Four Prime Squares and k-TH Powr of Prime in Short Intervals

表自然数为四个素数的平方与一个素数的k次方之和的小区间问题

Researches on Stirling number appearing in power sum of natural numbers

自然数方幂和中的Stirling数研究

After the rotor passes its resonant zone, the phase angle does not increase any more, and it begins to fluctuate around a constant value ( 2n+ 1)π rad.

在远离临界转速的高速区，转子的相位角不再增大，而是围绕某一定值波动，此定值为（2n+1）πrad（n为自然数）；

This paper proves one of the two important limits with continuous function, which is different from the mathematicians' demonstration by treating x as natural number.

本文是对两个重要极限之一的证明，以往数学家们都是对x为自然数的证明，这里是以连续函数来进行证明。

It introduces the trigeminal liked list storage structure of binary tree for encoding, while binary tree traversal-based coding is used formerly. The natural numbers are expressed as the serial numbers of the node encoding.

该编码模式利用二叉树的三叉链表结构来存储XML文档树的结点，用自然数作为结点的编码序号。

Two extended Petri net models implementing the involution and the extraction of natural numbers

实现自然数M次乘方和开M次方计算的增广PETRI网模型