1. 精明练达的;圆滑的;温文尔雅的
Someone who is suave is charming, polite, and elegant, but may be insincere.

1. smoothly agreeable and courteous with a degree of sophistication

e.g. he was too politic to quarrel with so important a personage
the manager pacified the customer with a smooth apology for the error

Synonym: politicsmoothbland

2. having a sophisticated charm

e.g. a debonair gentleman

Synonym: debonairdebonairedebonnaire