谁能帮我把下面这句话翻成英文呀?

当需要创建新字幕时,可以通过新建/字幕命令打开字幕设计器,进行字幕的创建.一般的字幕效果包括静止和上滚.
When subtitles are needed to be created,which can be done through the ordering of the "Open the subtitles designer" to carry out the creations.Normal subtitles results are either static or scrolling up.