闷罐车 mènguànchē boxcar Definitions Defs Origin Strokes Stroke Words Sentences Sents 闷 悶 mèn airtight sealed; airtight; closed up (of a vehicle or container)罐车 罐車 guànchē tanker A truck or railway car equipped with a large cylindrical tank for transporting liquids or gases, such as oil or cement.