His 16 prolific output has led to rumors of ghostwriters, which he denies.
他作品的大量推出惹来了流言四起，认为他请枪手代写，但他否认了这一点。
2
Experienced copywriters, ghostwriters, and content marketing consultants were making beautiful six-figure salaries on the Internet.
有经验的广告撰稿员、代笔人和内容市场顾问在网上都有着令人羡慕的六位数收入。
3
Experts have urged the supervision to focus on those public relationship companies or sellers who employ online ghostwriters, and thus stop the problem at its source.