Senses
金刚钻/ 金剛鑽 diamond
a hard mineral made of carbon; the hardest known natural substance
金刚钻/ 金剛鑽 top-notch skill
(metaphor) exceptional skill or technical mastery, used in the context of being capable enough to handle a difficult task
金刚钻/ 金剛鑽 diamond drill bit
a drill bit or cutting tool tipped with diamond or industrial diamond material