She had seized unerringly on the fact that most disturbed him.她准确无误地抓住了最令他心神不安的事由。

The man could unerringly select the parts that were necessary to his task.那人总能准确无误地挑选出完成他的任务所需的部分。

It was wonderful to watch her fingers moving deftly and unerringly.看着她的手指灵巧精准地移动真是一件美妙的事。

An unerringly professional team greet and treat clients.一个从不出错的专业团队负责欢迎和接待客户。