Obviously, the main reason sequences are useful is that it's easy to access the items in the sequence.

很明显，序列较为有用的主要原因是它可以非常方便地访问序列中的条目。

youdao

Completely hiding the fact that you even allow SSH access and requiring a special "knock" sequence to be recognized as a possible user.

完全隐藏允许SSH访问的事实，要求根据特殊的“敲门”序列识别有效用户。

youdao

If you remember from the tuple discussion, you can access items from a sequence one item at a time or by slicing items.

如果还记得对tuple的讨论，便知道可以在序列中一次访问一个条目或者通过将条目切片来访问条目。

youdao

DNA-sequence data in public databases acknowledges that progress is dependent on access.

ECONOMIST: Letters

Instead, Celera's business plan involves selling access to the technologies it has developed in order to use the gene sequence.

FORBES: Celera's worth still up in the air