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Sentence
Span Details
歯科
dentistry; dental fieldnoun
治療
medical treatment; therapy; carenoun, suru verb
で
location, means, or scope markergrammar
笑気麻酔
nitrous oxide anesthesia; laughing gas anesthesianoun
を
object markergrammar
使う
use; make use of; employ; handle; spend; consume; speakgodan verb
ことがあり
have done (something); something has occurred; sometimes; there are times when-> 事があるexpression, verb
ます。
polite non-pastgrammar