AnalyzerSentence analysis4SpansSentence騒音を低減する1000 character limitAnalyzeSentence騒そう音おんを低てい減げんするSpan Details騒そう音おんnoise; din; unwanted soundnounをobject markergrammar低てい減げんdecrease; reduction; mitigationnoun, suru verbするlight/support verb with a noun or noun-like phrasegrammar