created sense approved 死穴 · sǐxué · Achilles' heel
死穴
sǐxué
Achilles' heel
a critical vulnerability or fatal weakness
缺乏核心技术一直是这家企业的死穴。
created sense approved 死穴 · sǐxué · lethal point
死穴
sǐxué
lethal point
a vital acupuncture point that can cause death or serious injury if struck
在武侠小说中，点中死穴能让对手瞬间丧失战斗力。