What does "telling one" mean below

Question

While there are different applications that require different qualities, the quality statistic is a telling one.

Answer 1

1- جانانه ، دندان شكن ، موثر
2- گويا، آشكار ساز، افشاگر

 

درحالیکه درخواست های مختلفی هستند که مستلزم کیفیت های مختلفی هستند, اما آمار کیفیت یکی از موارد شاخص میباشد.

 

telling
1- having a great or important effect SYN significant

* a telling argument


2- showing the true character or nature of someone or something, often without being intended SYN revealing

telling comment/example/detail etc


• Barnes, moving wide to the left, at last got over a telling cross but Ferdinand completely missed the ball in front of goal.

• The most telling exchanges came between Sir Lewis and his long-time sparring partner, shareholder James Middlemass.

• The case will have a telling impact on the automotive industry.

• The tomb stands today as a telling memorial to the period.


Source: Longman Dictionary