A persistent lack of progress or a stagnant sequence of results is a sign that a project needs a serious reconsideration of resources, scope, or project worthiness.
持续没有进展或者停滞的结果序列是项目需要认真重新考虑资源、范围或者项目价值的标志。
For example, in projects 1 and 2, the sign of the cash flow sequence is - + + + + +.
例如在项目1和2中现金流的符号序列是- + + + + +。
If a project's sequence of cash flows contains exactly one change in sign, the project is guaranteed to have a unique IRR.
如果一个项目的现金流仅包含一次符号变化该项目肯定有唯一的IRR。
Meanwhile, a first-draft sequence of the Neanderthal genome offers no sign that they contributed to our gene pool.
同时，一张尼安德特人基因排列次序草图也没有提供任何证据证明他们与我们的基因库有所重叠。
The plus sign indicates that the pattern enclosed in the parentheses (any character from A to Z, a to z, or 0 to 9) should occur one or more times in sequence.
加号表示围在括号中的模式（从A到Z、a到 z或0 到9 中的任何字符）可依次出现一次或多次。
This might be a problem if the lines are a list of prize winners, a sign-up sheet for a finite resource, a to-do list, or any other sequence in which first-in should remain best-dressed.
如果这些行是获奖者的名单，一个有限资源的登记表，一个待办事项清单，或者其他注重顺序的序列，这就可能会是一个问题。
An operator, such as the + sign, is a character (or sometimes a short sequence of characters) that indicates a computational operation. In an expression, a term must be one of the following.
操作符，例如+，是一个字符(或者有时候是一小串字符)指明了运算种类。
Second we implemented the translation from versions of modern Chinese into the corresponding sign language motion sequence in accordance with the rules.
从而实现了现代汉语文本到相应的自然手语的手语动作序列的自动生成。
Data deficiency refers to the case that some frames in a sign language sequence can provide only small number of efficient features or no efficient feature for matching.
所谓数据缺失，是指手语样本中某些时刻只能提供很少的有用特征以供匹配之用或者不能提供任何有用特征的情况。
Figure is a special kind of language sign system and it is used to indicate the sequence or quantity of Numbers.
数字是一种特殊的语言符号，它是语言中用来表示数量或顺序的词类。
Figure is a special kind of language sign system and it is used to indicate the sequence or quantity of Numbers.
数字是一种特殊的语言符号，它是语言中用来表示数量或顺序的词类。
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