座椅靠背,座位后背的支撑部分
先理解核心含义，再看它在真实句子里的用法。
座椅靠背,座位后背的支撑部分
the upright supporting part of a seat that you lean against when sitting
Please put your seat back in the upright position.
请将座椅靠背调直。
座椅靠背,座位后背的支撑部分
the upright supporting part of a seat that you lean against when sitting
Use seat back naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
Dictionary facts from AI_SUPPLEMENT.