Analyzer
Sentence analysis
8Spans
Sentence
Span Details
歯面
tooth surface; surface of a toothnoun
清掃
cleaning; clean-up; garbage collection; scavengingnoun, suru verb
は
topic markergrammar
虫歯
cavity; tooth decay; decayed toothnoun
予防
prevention; protection; precautionnoun, suru verb
に
direction, time, indirect object, or target markergrammar
重要
important; essential; significantna-adjective
だ。
plain copulagrammar