spot-on

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++ˌspot-ˈon adjective British English informal  CORRECTexactly right 完全正确的，非常对的 Judith is always spot-on with her advice. 朱迪丝的劝告总是对的。► see thesaurus at right

Examples from the Corpus

spot-on• On one point you are spot-on.• The descriptions of the characters in relation to their star signs is spot-on.• Sharp characterisation, fine comedy performances and spot-on dialogue.• Freddie is spot-on when he says only lawyers get rich from couples who bicker over who gets what from the divorce.• After a fair few spot-on write-ups in the last few months, now the fashion pack moved in on him.

ˌspot-ˈon adjectiveChineseSyllable  

Corpus right exactly

spot-on
ˌspot-ˈon adjective British English informal
exactly right:
    Judith is always spot-on with her advice.
     

THESAURUS

   ▪ right not wrong – used about something someone says, or about the person who says it: the right answer | You were right about the colour. | ‘He’s about thirty, isn’t he?’ ‘That’s right.’
   ▪ correct right. Correct sounds more formal than right: the correct answer | He is absolutely correct. | Unfortunately, this information is not correct.
   ▪ accurate right – used about information, measurements, descriptions etc: Make sure that your measurements are accurate. | an accurate description of the suspect
   ▪ exact an exact number, amount, or time is completely correct, and is no more and no less than it should be: The exact time is 9.28 a.m. | The exact weight of the baby was 3.3 kilos.
   ▪ spot-on British English spoken informal exactly right – used especially about guesses or things people say: His answer was spot-on. | You’re spot-on.