credentials (n.) evidence or testimonials concerning one’s right to credit, confidence, or authority 证明（书）
[例] academic credentials
[同义词] certificate, diploma, licence
credit (n & adj) time given to a customer to pay赊账期限
[例] We normally give 3 months’ credit.
credit control system for checking that customers pay on time 信用控制
letter of credit note from a bank allowing credit and promising to repay at a later date信用证
credit limit maximum amount that a customer can owe信用额度限制
