AnalyzerSentence analysis4SpansSentence席を確保する1000 character limitAnalyzeSentence席せきを確かく保ほするSpan Details席せきseatnounをobject markergrammar確かく保ほsecure; obtain; ensure; maintainnoun, suru verbするlight/support verb with a noun or noun-like phrasegrammarReport an issue with this page