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- 經scripture
- 經期menstrual period
- 心經heart channel
- 經編warp knitting
- NP-hardNP-hard
- 道德經Classic of the Virtue of the Tao
- NP-hard問題NP-hard problem
- 經授權的authorized
- NP-hard難題NP-- hard problem
- 經書Confucian classics
- Hard E綜合征Hard E syndrome
- 絕經menostasia
- hard money (美國)現金
- 愛經Kamasutra
- hard money (硬幣)硬通貨
- hard mouth (禽類)硬嘴
- 五經the five classics
- hard wax(嫁接用)硬蠟
- 外經foreign economic relations
- 經向warp direction
