This is an open question at the moment.
此
是个悬而未决的问
。
This is an open question at the moment.
此是个悬而未决的问。
The desynchronization attack is very difficult to tackle and still an open question.
去同步攻击很难对付，依然是一个悬而未决的课。
声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审
，
达内容亦不代本软件的观点；若发现问
，欢迎向我们指正。
