And the shorter the string? The longer the calls.

那声音类型串越短会怎样? 叫声越长。

Don't cut the string short for trivial, absurd reasons.

不要因琐碎、荒谬的原因而剪短字符串。

It could be a short string of text, a long string of text, a whole paragraph.

它可以是一小串文本，一长串文本，一整段。

Now, take one end of the rest of your string and tie it to the shorter string, right in the middle.

现在，将剩下的绳子的一端系在中间较短的绳子上。

At certain specific sites along the chains short strings of bases will repeat, often many times in a row, in what are called short tandem repeats (STRs).

在链条上的某些特定位点， 短串碱基会重复出现，通常连续多次， 这就是所谓的短串联重复序列 (STR)。