AnalyzerSentence analysis6SpansSentence背筋を伸ばして、姿勢を正しなさい。1000 character limitAnalyzeSentence背せ筋すじを伸のばして、姿し勢せいを正ただしなさい。Span Details背せ筋すじを伸のばしstraighten one's back; sit/stand up straight-> 背筋を伸ばすexpression, verbて、connective te-formgrammar姿し勢せいposture; pose; carriage; attitude; stance; approachnounをobject markergrammar正ただしcorrect; rectify; reform; straighten; adjust-> 正すgodan verbなさい。command or instructiongrammarAlso Found筋すじmuscle; tendon; sinew; vein; artery; fiber; string; line; stripe; streak; reason; logic; plot; storyline; lineage; descent; school (of thought or art); aptitude; talent; source (of information); channel; well-informed person (in a deal); logical move (in go, shogi); ninth vertical line (shogi); seam on a helmet; gristly fish paste; social position; status; along (a river, road, etc.); counter for long thin things; counter for roads/blocks; street (in Osaka); counter for hundreds of mon (Edo period)optional