worth one's salt イディオム
worth one's salt
capable;talented 有能力的;有才干的
The work he did really showed that he was worth his salt.他所做的工作的确表明他是位很能干的
worth one's salt|salt|worth
adj. phr. Being a good worker, or a productive person; worth what you cost.
Mr. Brown showed that he was worth his salt as a salesman when he got the highest sales record for the year. 
Often used with "not" or "hardly".
When the basketball team did so poorly, people felt that the coach was hardly worth his salt. Compare: PAY ONE'S WAY
2.
worth (one's) salt
Warranting account in a assertive acreage or area, about because one does one's job well. Used anon afterwards the actuality or affair actuality described. Any abecedary account his alkali is able to affect his students. I'm assured abundant to apperceive I'm account my alkali about here. I accomplish a lot of money for this company.Learn more: salt, worthworth one’s salt
mod. account (in productivity) what it costs to accumulate one. You’re not account your salt. Pack up! Learn more: salt, worth
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