"a barbed compliment" "a biting aphorism" "pungent satire"
biting or given to biting;
"they deliberately gave me a skittish and mordacious mount"
例句
Arrived in summer, the elderly patient wanted to particularly notice food hygiene, little etc. for eating icy cold, mordacious food and overnight meal. 到了夏天，老年人要格外注意饮食卫生，少吃冰冷、辛辣食物以及隔夜饭菜等。
