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Sentence
Span Details
硫黄
sulfur; sulphurnoun
化合物
chemical compoundnoun
は
topic markergrammar
触媒毒
catalyst poison; catalytic poisonnoun
として
as; in the role ofgrammar
働く
work; labor; function; operate; be effective; come into play; commit; perpetrate; do wrong; be conjugatedgodan verb
ことがある。
have done (something); something has occurred; sometimes; there are times when-> 事があるexpression, verb