一根筋 could mean stubborn, but

 

一根筋 could mean stubborn. But I am using the phrase in its positive sense: one track-minded or determined (in learning English).  

所有跟帖： 

• 這個語境用 persistent or perseverant較為安全，因為 -sportwoman- ♀ (504 bytes) () 04/08/2012 postreply 17:13:10

• 我聽我朋友提過，特別是第二條。一般讓人聯想第二條。 -sportwoman- ♀ (39 bytes) () 04/08/2012 postreply 17:19:46

• 哈哈，可能是我心術不正。以小人之心度君子之腹。 -sportwoman- ♀ (0 bytes) () 04/08/2012 postreply 17:24:26

• Oh, then I should be careful. Thanks! -NewVoice- ♀ (285 bytes) () 04/08/2012 postreply 18:09:58