天火字典

英日字典：ｻ､ｮ､ｷ､

ｻ､ｮ､ｷ､

､ﾏ､ｮ､ｷ､鷯

(n,vs) (1) involuntary nocturnal tooth grinding
bruxism
(2) grinding one's teeth out of anger or vexation

返回 →