n.金屬點狀腐蝕；小孔；燒熔邊緣；軟化
I entered the quiz just for fun and found myself pitting my wits against a university professor. 我出于好玩才去參加這次智力競賽，結果發(fā)現(xiàn)我要與一位大學教授斗智。
The pitting of a solid surface. 成穴固體表面坑陷
n.吐出(逆火；點燃導火線)
