Analyzer
Sentence analysis
11Spans
Sentence
Span Details
床下
under the floor; space beneath the floornoun, no-adjective
の
possession, attribution, nominalizer, or nominal linkergrammar
根太
joistnoun
が
subject markergrammar
腐っ
rot; go bad; spoil; decompose; corrode; weather; crumble; become useless; blunt; weaken from disuse; become depraved; be corrupt; be morally bankrupt; be depressed; feel down; be dispirited; have the audacity to; be bastard enough to; lose a bet; be drenched; become sopping wet-> 腐るgodan verb, auxiliary
ている
ongoing or resultant stategrammar
ので
because; sincegrammar
交換
exchange; swap; replacementnoun, suru verb
が
subject markergrammar
必要
necessary; needed; essential; necessity; need; requirementna-adjective, noun
だ。
plain copulagrammar