感兴趣的 有权益的 有成见的英释中释
I wasn’t sure if he was really interested or if he was just being polite..我不敢肯定他是真的感兴趣，还是出于礼貌而已。
interested in,有志；对…有兴趣
interested party,相关方
become interested in,对……感兴趣
