characterized by opposite extremes; completely opposed;
\\\"in diametric contradiction to his claims\\\"
\\\"diametrical (or opposite) points of view\\\"
\\\"opposite meanings\\\"
\\\"extreme and indefensible polar positions\\\"
造句
用作形容詞(adj.)
Since I exposed myself to the research in materials, I have been aspiring to become a scientist, and God has blessed me with a diametrical life without any waste of time or life. 從我進入材料的領域到今日樹立起做一名數學家的理想，上帝讓我幸運的獲得了走這條直徑的機會，沒有浪費時間和生命。