concerning

prep.关于

concealment, concede, conceit, conceited, conceitedly, conceivable, conceivably, conceive, concentrate, concentrate on, concentrated, concentration, concentric, concept, conception, conceptive, conceptual, concern, concerned, concernedly, concert, concert grand, concert-goer, concert-master, concerted, concertina, concerto, concess, concession, concessionaire, concessionary, concessive, conch, conchology, conciliate, conciliation, conciliatory, concise, concisely, conciseness,