ratchet box end wrench
/ˈɹasbəɹi/
n
English · ratchet box end wrench中文 · 棘轮梅花扳手Español · llave de estrella hexagonalFrançais · clé polygonale à cliquet
意味：Wrench whose rings are fitted with a pawl, which limits the part’s rotation in one direction, and a ratchet, which can be rotated in the opposite direction without loosening the grip.