Update README.md

README.md

@@ -44,7 +44,7 @@ tako_translator('This is a cat.')
 
 ### Eval results
 
-The results of the evaluation using [tatoeba](https://tatoeba.org/ja)(randomly selected 500 sentences) are as follows::
+The results of the evaluation using [tatoeba](https://tatoeba.org/ja)(randomly selected 500 sentences) are as follows:
 
 |source |target |BLEU(*1)| 
 |-------|-------|--------|