相关单词近义词 left-luggage office 行李暂存处临近词checkin, check, checking means, check clearing, check detector, check borehole, checking index, check and test, check elements, check addition, checking goods, checked dimity相似词checklist, checkmate, checkout, checkpoint, checksum, cheddar, cheek, cheek by jowl idiom, 返回 checkroom